[PATCH] vgaarb: fix typo deference when copying from userspace

[PATCH] vgaarb: fix typo deference when copying from userspace

[Tiago Vignatti]

From: Brad Spengler <spender@grsecurity.net>

libpciaccess is not triggering such code though.

Signed-off-by: Tiago Vignatti <tiago.vignatti@nokia.com>
---
Andy Getzendanner tried to fix this, but he seems did a wrong approach:
http://marc.info/?l=linux-kernel&m=126112173704466

Andy: please test (and put your tag review!) this one instead. Thanks.

 drivers/gpu/vga/vgaarb.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index 1ac0c93..2f6cf69 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -961,7 +961,7 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
 		remaining -= 7;
 		pr_devel("client 0x%p called 'target'\n", priv);
 		/* if target is default */
-		if (!strncmp(buf, "default", 7))
+		if (!strncmp(curr_pos, "default", 7))
 			pdev = pci_dev_get(vga_default_device());
 		else {
 			if (!vga_pci_str_to_vars(curr_pos, remaining,
-- 
1.6.0.4

[PATCH] vgaarb: fix typo deference when copying from userspace

[Tiago Vignatti]

From: Brad Spengler <spender@grsecurity.net>

libpciaccess is not triggering such code though.

Signed-off-by: Tiago Vignatti <tiago.vignatti@nokia.com>
---
Andy Getzendanner tried to fix this, but he seems did a wrong approach:
http://marc.info/?l=linux-kernel&m=126112173704466

Andy: please test (and put your tag review!) this one instead. Thanks.

 drivers/gpu/vga/vgaarb.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index 1ac0c93..2f6cf69 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -961,7 +961,7 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
 		remaining -= 7;
 		pr_devel("client 0x%p called 'target'\n", priv);
 		/* if target is default */
-		if (!strncmp(buf, "default", 7))
+		if (!strncmp(curr_pos, "default", 7))
 			pdev = pci_dev_get(vga_default_device());
 		else {
 			if (!vga_pci_str_to_vars(curr_pos, remaining,
-- 
1.6.0.4


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[PATCH] vgaarb: fix trylock behaviour accordingly vga_tryget return value

[Tiago Vignatti]

From: Henry Zhao <Henry.Zhao@Sun.COM>

Signed-off-by: Tiago Vignatti <tiago.vignatti@nokia.com>
---
Henry, can you Signed-off-by there?

 drivers/gpu/vga/vgaarb.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index 2f6cf69..0f5f64d 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -935,7 +935,7 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
 			goto done;
 		}
 
-		if (vga_tryget(pdev, io_state)) {
+		if (!vga_tryget(pdev, io_state)) {
 			/* Update the client's locks lists... */
 			for (i = 0; i < MAX_USER_CARDS; i++) {
 				if (priv->cards[i].pdev == pdev) {
-- 
1.6.0.4

[PATCH] vgaarb: fix trylock behaviour accordingly vga_tryget return value

[Tiago Vignatti]

From: Henry Zhao <Henry.Zhao@Sun.COM>

Signed-off-by: Tiago Vignatti <tiago.vignatti@nokia.com>
---
Henry, can you Signed-off-by there?

 drivers/gpu/vga/vgaarb.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index 2f6cf69..0f5f64d 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -935,7 +935,7 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
 			goto done;
 		}
 
-		if (vga_tryget(pdev, io_state)) {
+		if (!vga_tryget(pdev, io_state)) {
 			/* Update the client's locks lists... */
 			for (i = 0; i < MAX_USER_CARDS; i++) {
 				if (priv->cards[i].pdev == pdev) {
-- 
1.6.0.4


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[PATCH-again] vgaarb: use MIT license

[Tiago Vignatti]

Signed-off-by: Tiago Vignatti <tiago.vignatti@nokia.com>
---
Hi. All authors already decided about such change. So I'd please ask (again)
that you put the s-o-b tag here. Thanks.

 drivers/gpu/vga/vgaarb.c |   26 +++++++++++++++++++++++---
 include/linux/vgaarb.h   |   21 +++++++++++++++++++++
 2 files changed, 44 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index 0f5f64d..53dd628 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -1,12 +1,32 @@
 /*
- * vgaarb.c
+ * vgaarb.c: Implements the VGA arbitration. For details refer to
+ * Documentation/vgaarbiter.txt
+ *
  *
  * (C) Copyright 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
  * (C) Copyright 2007 Paulo R. Zanoni <przanoni@gmail.com>
  * (C) Copyright 2007, 2009 Tiago Vignatti <vignatti@freedesktop.org>
  *
- * Implements the VGA arbitration. For details refer to
- * Documentation/vgaarbiter.txt
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS
+ * IN THE SOFTWARE.
+ *
  */
 
 #include <linux/module.h>
diff --git a/include/linux/vgaarb.h b/include/linux/vgaarb.h
index 2dfaa29..c9a9759 100644
--- a/include/linux/vgaarb.h
+++ b/include/linux/vgaarb.h
@@ -5,6 +5,27 @@
  * (C) Copyright 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
  * (C) Copyright 2007 Paulo R. Zanoni <przanoni@gmail.com>
  * (C) Copyright 2007, 2009 Tiago Vignatti <vignatti@freedesktop.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS
+ * IN THE SOFTWARE.
+ *
  */
 
 #ifndef LINUX_VGA_H
-- 
1.6.0.4

[PATCH-again] vgaarb: use MIT license

[Tiago Vignatti]

Signed-off-by: Tiago Vignatti <tiago.vignatti@nokia.com>
---
Hi. All authors already decided about such change. So I'd please ask (again)
that you put the s-o-b tag here. Thanks.

 drivers/gpu/vga/vgaarb.c |   26 +++++++++++++++++++++++---
 include/linux/vgaarb.h   |   21 +++++++++++++++++++++
 2 files changed, 44 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index 0f5f64d..53dd628 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -1,12 +1,32 @@
 /*
- * vgaarb.c
+ * vgaarb.c: Implements the VGA arbitration. For details refer to
+ * Documentation/vgaarbiter.txt
+ *
  *
  * (C) Copyright 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
  * (C) Copyright 2007 Paulo R. Zanoni <przanoni@gmail.com>
  * (C) Copyright 2007, 2009 Tiago Vignatti <vignatti@freedesktop.org>
  *
- * Implements the VGA arbitration. For details refer to
- * Documentation/vgaarbiter.txt
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS
+ * IN THE SOFTWARE.
+ *
  */
 
 #include <linux/module.h>
diff --git a/include/linux/vgaarb.h b/include/linux/vgaarb.h
index 2dfaa29..c9a9759 100644
--- a/include/linux/vgaarb.h
+++ b/include/linux/vgaarb.h
@@ -5,6 +5,27 @@
  * (C) Copyright 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
  * (C) Copyright 2007 Paulo R. Zanoni <przanoni@gmail.com>
  * (C) Copyright 2007, 2009 Tiago Vignatti <vignatti@freedesktop.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS
+ * IN THE SOFTWARE.
+ *
  */
 
 #ifndef LINUX_VGA_H
-- 
1.6.0.4


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--

Re: [PATCH] vgaarb: fix typo deference when copying from userspace

[Helge Deller]

On 01/12/2010 06:58 PM, Tiago Vignatti wrote:
> From: Brad Spengler<spender@grsecurity.net>
>
> libpciaccess is not triggering such code though.
>
> Signed-off-by: Tiago Vignatti<tiago.vignatti@nokia.com>

I can confirm, that this patch is needed to prevent a kernel
segfault with 2.6.33-rc3  on the parisc/hppa architecture.

Tested-by: Helge Deller <deller@gmx.de>

> ---
> Andy Getzendanner tried to fix this, but he seems did a wrong approach:
> http://marc.info/?l=linux-kernel&m=126112173704466
>
> Andy: please test (and put your tag review!) this one instead. Thanks.
>
>   drivers/gpu/vga/vgaarb.c |    2 +-
>   1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
> index 1ac0c93..2f6cf69 100644
> --- a/drivers/gpu/vga/vgaarb.c
> +++ b/drivers/gpu/vga/vgaarb.c
> @@ -961,7 +961,7 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
>   		remaining -= 7;
>   		pr_devel("client 0x%p called 'target'\n", priv);
>   		/* if target is default */
> -		if (!strncmp(buf, "default", 7))
> +		if (!strncmp(curr_pos, "default", 7))
>   			pdev = pci_dev_get(vga_default_device());
>   		else {
>   			if (!vga_pci_str_to_vars(curr_pos, remaining,

Re: [PATCH] vgaarb: fix typo deference when copying from userspace

[Helge Deller]

On 01/12/2010 06:58 PM, Tiago Vignatti wrote:
> From: Brad Spengler<spender@grsecurity.net>
>
> libpciaccess is not triggering such code though.
>
> Signed-off-by: Tiago Vignatti<tiago.vignatti@nokia.com>

I can confirm, that this patch is needed to prevent a kernel
segfault with 2.6.33-rc3  on the parisc/hppa architecture.

Tested-by: Helge Deller <deller@gmx.de>

> ---
> Andy Getzendanner tried to fix this, but he seems did a wrong approach:
> http://marc.info/?l=linux-kernel&m=126112173704466
>
> Andy: please test (and put your tag review!) this one instead. Thanks.
>
>   drivers/gpu/vga/vgaarb.c |    2 +-
>   1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
> index 1ac0c93..2f6cf69 100644
> --- a/drivers/gpu/vga/vgaarb.c
> +++ b/drivers/gpu/vga/vgaarb.c
> @@ -961,7 +961,7 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
>   		remaining -= 7;
>   		pr_devel("client 0x%p called 'target'\n", priv);
>   		/* if target is default */
> -		if (!strncmp(buf, "default", 7))
> +		if (!strncmp(curr_pos, "default", 7))
>   			pdev = pci_dev_get(vga_default_device());
>   		else {
>   			if (!vga_pci_str_to_vars(curr_pos, remaining,


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--

Re: [PATCH] vgaarb: fix trylock behaviour accordingly vga_tryget return value

[Henry Zhao]

Signed-off-by: Henry Zhao <Henry.Zhao@Sun.COM>

Tiago Vignatti wrote:
> From: Henry Zhao <Henry.Zhao@Sun.COM>
>
> Signed-off-by: Tiago Vignatti <tiago.vignatti@nokia.com>
> ---
> Henry, can you Signed-off-by there?
>
>  drivers/gpu/vga/vgaarb.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
> index 2f6cf69..0f5f64d 100644
> --- a/drivers/gpu/vga/vgaarb.c
> +++ b/drivers/gpu/vga/vgaarb.c
> @@ -935,7 +935,7 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
>  			goto done;
>  		}
>  
> -		if (vga_tryget(pdev, io_state)) {
> +		if (!vga_tryget(pdev, io_state)) {
>  			/* Update the client's locks lists... */
>  			for (i = 0; i < MAX_USER_CARDS; i++) {
>  				if (priv->cards[i].pdev == pdev) {
>   

Re: [PATCH] vgaarb: fix trylock behaviour accordingly vga_tryget return value

[Henry Zhao]

Signed-off-by: Henry Zhao <Henry.Zhao@Sun.COM>

Tiago Vignatti wrote:
> From: Henry Zhao <Henry.Zhao@Sun.COM>
>
> Signed-off-by: Tiago Vignatti <tiago.vignatti@nokia.com>
> ---
> Henry, can you Signed-off-by there?
>
>  drivers/gpu/vga/vgaarb.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
> index 2f6cf69..0f5f64d 100644
> --- a/drivers/gpu/vga/vgaarb.c
> +++ b/drivers/gpu/vga/vgaarb.c
> @@ -935,7 +935,7 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
>  			goto done;
>  		}
>  
> -		if (vga_tryget(pdev, io_state)) {
> +		if (!vga_tryget(pdev, io_state)) {
>  			/* Update the client's locks lists... */
>  			for (i = 0; i < MAX_USER_CARDS; i++) {
>  				if (priv->cards[i].pdev == pdev) {
>   


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--

Re: [PATCH-again] vgaarb: use MIT license

[Paulo Zanoni]

On Tue, Jan 12, 2010 at 3:58 PM, Tiago Vignatti
<tiago.vignatti@nokia.com> wrote:
> Signed-off-by: Tiago Vignatti <tiago.vignatti@nokia.com>
Signed-off-by: Paulo R. Zanoni <przanoni@gmail.com>

> ---
> Hi. All authors already decided about such change. So I'd please ask (again)
> that you put the s-o-b tag here. Thanks.
>
>  drivers/gpu/vga/vgaarb.c |   26 +++++++++++++++++++++++---
>  include/linux/vgaarb.h   |   21 +++++++++++++++++++++
>  2 files changed, 44 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
> index 0f5f64d..53dd628 100644
> --- a/drivers/gpu/vga/vgaarb.c
> +++ b/drivers/gpu/vga/vgaarb.c
> @@ -1,12 +1,32 @@
>  /*
> - * vgaarb.c
> + * vgaarb.c: Implements the VGA arbitration. For details refer to
> + * Documentation/vgaarbiter.txt
> + *
>  *
>  * (C) Copyright 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
>  * (C) Copyright 2007 Paulo R. Zanoni <przanoni@gmail.com>
>  * (C) Copyright 2007, 2009 Tiago Vignatti <vignatti@freedesktop.org>
>  *
> - * Implements the VGA arbitration. For details refer to
> - * Documentation/vgaarbiter.txt
> + * Permission is hereby granted, free of charge, to any person obtaining a
> + * copy of this software and associated documentation files (the "Software"),
> + * to deal in the Software without restriction, including without limitation
> + * the rights to use, copy, modify, merge, publish, distribute, sublicense,
> + * and/or sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following conditions:
> + *
> + * The above copyright notice and this permission notice (including the next
> + * paragraph) shall be included in all copies or substantial portions of the
> + * Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
> + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
> + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
> + * DEALINGS
> + * IN THE SOFTWARE.
> + *
>  */
>
>  #include <linux/module.h>
> diff --git a/include/linux/vgaarb.h b/include/linux/vgaarb.h
> index 2dfaa29..c9a9759 100644
> --- a/include/linux/vgaarb.h
> +++ b/include/linux/vgaarb.h
> @@ -5,6 +5,27 @@
>  * (C) Copyright 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
>  * (C) Copyright 2007 Paulo R. Zanoni <przanoni@gmail.com>
>  * (C) Copyright 2007, 2009 Tiago Vignatti <vignatti@freedesktop.org>
> + *
> + * Permission is hereby granted, free of charge, to any person obtaining a
> + * copy of this software and associated documentation files (the "Software"),
> + * to deal in the Software without restriction, including without limitation
> + * the rights to use, copy, modify, merge, publish, distribute, sublicense,
> + * and/or sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following conditions:
> + *
> + * The above copyright notice and this permission notice (including the next
> + * paragraph) shall be included in all copies or substantial portions of the
> + * Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
> + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
> + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
> + * DEALINGS
> + * IN THE SOFTWARE.
> + *
>  */
>
>  #ifndef LINUX_VGA_H
> --
> 1.6.0.4
>
>



-- 
Paulo R. Zanoni

Re: [PATCH-again] vgaarb: use MIT license

[Paulo Zanoni]

On Tue, Jan 12, 2010 at 3:58 PM, Tiago Vignatti
<tiago.vignatti@nokia.com> wrote:
> Signed-off-by: Tiago Vignatti <tiago.vignatti@nokia.com>
Signed-off-by: Paulo R. Zanoni <przanoni@gmail.com>

> ---
> Hi. All authors already decided about such change. So I'd please ask (again)
> that you put the s-o-b tag here. Thanks.
>
>  drivers/gpu/vga/vgaarb.c |   26 +++++++++++++++++++++++---
>  include/linux/vgaarb.h   |   21 +++++++++++++++++++++
>  2 files changed, 44 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
> index 0f5f64d..53dd628 100644
> --- a/drivers/gpu/vga/vgaarb.c
> +++ b/drivers/gpu/vga/vgaarb.c
> @@ -1,12 +1,32 @@
>  /*
> - * vgaarb.c
> + * vgaarb.c: Implements the VGA arbitration. For details refer to
> + * Documentation/vgaarbiter.txt
> + *
>  *
>  * (C) Copyright 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
>  * (C) Copyright 2007 Paulo R. Zanoni <przanoni@gmail.com>
>  * (C) Copyright 2007, 2009 Tiago Vignatti <vignatti@freedesktop.org>
>  *
> - * Implements the VGA arbitration. For details refer to
> - * Documentation/vgaarbiter.txt
> + * Permission is hereby granted, free of charge, to any person obtaining a
> + * copy of this software and associated documentation files (the "Software"),
> + * to deal in the Software without restriction, including without limitation
> + * the rights to use, copy, modify, merge, publish, distribute, sublicense,
> + * and/or sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following conditions:
> + *
> + * The above copyright notice and this permission notice (including the next
> + * paragraph) shall be included in all copies or substantial portions of the
> + * Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
> + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
> + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
> + * DEALINGS
> + * IN THE SOFTWARE.
> + *
>  */
>
>  #include <linux/module.h>
> diff --git a/include/linux/vgaarb.h b/include/linux/vgaarb.h
> index 2dfaa29..c9a9759 100644
> --- a/include/linux/vgaarb.h
> +++ b/include/linux/vgaarb.h
> @@ -5,6 +5,27 @@
>  * (C) Copyright 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
>  * (C) Copyright 2007 Paulo R. Zanoni <przanoni@gmail.com>
>  * (C) Copyright 2007, 2009 Tiago Vignatti <vignatti@freedesktop.org>
> + *
> + * Permission is hereby granted, free of charge, to any person obtaining a
> + * copy of this software and associated documentation files (the "Software"),
> + * to deal in the Software without restriction, including without limitation
> + * the rights to use, copy, modify, merge, publish, distribute, sublicense,
> + * and/or sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following conditions:
> + *
> + * The above copyright notice and this permission notice (including the next
> + * paragraph) shall be included in all copies or substantial portions of the
> + * Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
> + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
> + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
> + * DEALINGS
> + * IN THE SOFTWARE.
> + *
>  */
>
>  #ifndef LINUX_VGA_H
> --
> 1.6.0.4
>
>



-- 
Paulo R. Zanoni

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