X86 platform drivers
 help / color / mirror / Atom feed
* [PATCH 1/2] ACER: Fix up sparse warning
@ 2012-07-04 23:30 Marek Vasut
  2012-07-04 23:30 ` [PATCH 2/2] ACER: Fix Smatch double-free issue Marek Vasut
  2012-07-06 10:22 ` [PATCH 1/2] ACER: Fix up sparse warning joeyli
  0 siblings, 2 replies; 4+ messages in thread
From: Marek Vasut @ 2012-07-04 23:30 UTC (permalink / raw)
  To: platform-driver-x86; +Cc: Marek Vasut, Matthew Garrett, Fengguang Wu, joeyli

drivers/platform/x86/acer-wmi.c:1836:18: sparse: Using plain integer as NULL pointer

drivers/platform/x86/acer-wmi.c:1836:
  1833
  1834          BUG_ON(!name || !ah);
  1835
> 1836          handle = 0;
  1837          status = acpi_get_devices(prop, acer_wmi_get_handle_cb,
  1838                                          (void *)name, &handle);
  1839

Reported-by: Fengguang Wu <wfg@linux.intel.com>

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Matthew Garrett <mjg59@srcf.ucam.org>
Cc: Fengguang Wu <wfg@linux.intel.com>
Cc: joeyli <jlee@suse.com>
---
 drivers/platform/x86/acer-wmi.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 175809d..ae969fd 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -1833,7 +1833,7 @@ static int __init acer_wmi_get_handle(const char *name, const char *prop,
 
 	BUG_ON(!name || !ah);
 
-	handle = 0;
+	handle = NULL;
 	status = acpi_get_devices(prop, acer_wmi_get_handle_cb,
 					(void *)name, &handle);
 
-- 
1.7.10

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* [PATCH 2/2] ACER: Fix Smatch double-free issue
  2012-07-04 23:30 [PATCH 1/2] ACER: Fix up sparse warning Marek Vasut
@ 2012-07-04 23:30 ` Marek Vasut
  2012-07-06 10:22   ` joeyli
  2012-07-06 10:22 ` [PATCH 1/2] ACER: Fix up sparse warning joeyli
  1 sibling, 1 reply; 4+ messages in thread
From: Marek Vasut @ 2012-07-04 23:30 UTC (permalink / raw)
  To: platform-driver-x86
  Cc: Marek Vasut, Matthew Garrett, Fengguang Wu, joeyli, Dan Carpenter

The patch 6ae3a0876185: "ACER: Add support for accelerometer sensor"
from Jun 1, 2012, leads to the following Smatch warning:
drivers/platform/x86/acer-wmi.c:1886 acer_wmi_accel_destroy()
         error: don't call input_free_device() after input_unregister_device()

drivers/platform/x86/acer-wmi.c
  1883  static void acer_wmi_accel_destroy(void)
  1884  {
  1885          input_unregister_device(acer_wmi_accel_dev);
  1886          input_free_device(acer_wmi_accel_dev);
  1887  }

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Matthew Garrett <mjg59@srcf.ucam.org>
Cc: Fengguang Wu <wfg@linux.intel.com>
Cc: joeyli <jlee@suse.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
---
 drivers/platform/x86/acer-wmi.c |    1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index ae969fd..f4ed2af 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -1883,7 +1883,6 @@ err_free_dev:
 static void acer_wmi_accel_destroy(void)
 {
 	input_unregister_device(acer_wmi_accel_dev);
-	input_free_device(acer_wmi_accel_dev);
 }
 
 static int __init acer_wmi_input_setup(void)
-- 
1.7.10

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH 1/2] ACER: Fix up sparse warning
  2012-07-04 23:30 [PATCH 1/2] ACER: Fix up sparse warning Marek Vasut
  2012-07-04 23:30 ` [PATCH 2/2] ACER: Fix Smatch double-free issue Marek Vasut
@ 2012-07-06 10:22 ` joeyli
  1 sibling, 0 replies; 4+ messages in thread
From: joeyli @ 2012-07-06 10:22 UTC (permalink / raw)
  To: Marek Vasut; +Cc: platform-driver-x86, Matthew Garrett, Fengguang Wu

於 四,2012-07-05 於 01:30 +0200,Marek Vasut 提到:
> drivers/platform/x86/acer-wmi.c:1836:18: sparse: Using plain integer as NULL pointer
> 
> drivers/platform/x86/acer-wmi.c:1836:
>   1833
>   1834          BUG_ON(!name || !ah);
>   1835
> > 1836          handle = 0;
>   1837          status = acpi_get_devices(prop, acer_wmi_get_handle_cb,
>   1838                                          (void *)name, &handle);
>   1839
> 
> Reported-by: Fengguang Wu <wfg@linux.intel.com>
> 
> Signed-off-by: Marek Vasut <marex@denx.de>
> Cc: Matthew Garrett <mjg59@srcf.ucam.org>
> Cc: Fengguang Wu <wfg@linux.intel.com>
> Cc: joeyli <jlee@suse.com>


Acked-by: joeyli <jlee@suse.com>


Thanks
Joey Lee

> ---
>  drivers/platform/x86/acer-wmi.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
> index 175809d..ae969fd 100644
> --- a/drivers/platform/x86/acer-wmi.c
> +++ b/drivers/platform/x86/acer-wmi.c
> @@ -1833,7 +1833,7 @@ static int __init acer_wmi_get_handle(const char *name, const char *prop,
>  
>  	BUG_ON(!name || !ah);
>  
> -	handle = 0;
> +	handle = NULL;
>  	status = acpi_get_devices(prop, acer_wmi_get_handle_cb,
>  					(void *)name, &handle);
>  

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH 2/2] ACER: Fix Smatch double-free issue
  2012-07-04 23:30 ` [PATCH 2/2] ACER: Fix Smatch double-free issue Marek Vasut
@ 2012-07-06 10:22   ` joeyli
  0 siblings, 0 replies; 4+ messages in thread
From: joeyli @ 2012-07-06 10:22 UTC (permalink / raw)
  To: Marek Vasut
  Cc: platform-driver-x86, Matthew Garrett, Fengguang Wu, Dan Carpenter

於 四,2012-07-05 於 01:30 +0200,Marek Vasut 提到:
> The patch 6ae3a0876185: "ACER: Add support for accelerometer sensor"
> from Jun 1, 2012, leads to the following Smatch warning:
> drivers/platform/x86/acer-wmi.c:1886 acer_wmi_accel_destroy()
>          error: don't call input_free_device() after input_unregister_device()
> 
> drivers/platform/x86/acer-wmi.c
>   1883  static void acer_wmi_accel_destroy(void)
>   1884  {
>   1885          input_unregister_device(acer_wmi_accel_dev);
>   1886          input_free_device(acer_wmi_accel_dev);
>   1887  }
> 
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
> 
> Signed-off-by: Marek Vasut <marex@denx.de>
> Cc: Matthew Garrett <mjg59@srcf.ucam.org>
> Cc: Fengguang Wu <wfg@linux.intel.com>
> Cc: joeyli <jlee@suse.com>
> Cc: Dan Carpenter <dan.carpenter@oracle.com>


Acked-by: joeyli <jlee@suse.com>


Thanks
Joey Lee

> ---
>  drivers/platform/x86/acer-wmi.c |    1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
> index ae969fd..f4ed2af 100644
> --- a/drivers/platform/x86/acer-wmi.c
> +++ b/drivers/platform/x86/acer-wmi.c
> @@ -1883,7 +1883,6 @@ err_free_dev:
>  static void acer_wmi_accel_destroy(void)
>  {
>  	input_unregister_device(acer_wmi_accel_dev);
> -	input_free_device(acer_wmi_accel_dev);
>  }
>  
>  static int __init acer_wmi_input_setup(void)

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2012-07-06 10:23 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2012-07-04 23:30 [PATCH 1/2] ACER: Fix up sparse warning Marek Vasut
2012-07-04 23:30 ` [PATCH 2/2] ACER: Fix Smatch double-free issue Marek Vasut
2012-07-06 10:22   ` joeyli
2012-07-06 10:22 ` [PATCH 1/2] ACER: Fix up sparse warning joeyli

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox