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* [patch] sfc: check for allocation failure
@ 2013-09-02  9:04 ` Dan Carpenter
  0 siblings, 0 replies; 14+ messages in thread
From: Dan Carpenter @ 2013-09-02  9:04 UTC (permalink / raw)
  To: Solarflare linux maintainers; +Cc: Ben Hutchings, netdev, kernel-janitors

It upsets static analyzers when we don't check for allocation failure.

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

diff --git a/drivers/net/ethernet/sfc/mtd.c b/drivers/net/ethernet/sfc/mtd.c
index ba6c87a..aac6897 100644
--- a/drivers/net/ethernet/sfc/mtd.c
+++ b/drivers/net/ethernet/sfc/mtd.c
@@ -384,6 +384,8 @@ static int falcon_mtd_probe(struct efx_nic *efx)
 
 	/* Allocate space for maximum number of partitions */
 	parts = kcalloc(2, sizeof(*parts), GFP_KERNEL);
+	if (!parts)
+		return -ENOMEM;
 	n_parts = 0;
 
 	spi = &nic_data->spi_flash;

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [patch] sfc: check for allocation failure
@ 2013-09-02  9:04 ` Dan Carpenter
  0 siblings, 0 replies; 14+ messages in thread
From: Dan Carpenter @ 2013-09-02  9:04 UTC (permalink / raw)
  To: Solarflare linux maintainers; +Cc: Ben Hutchings, netdev, kernel-janitors

It upsets static analyzers when we don't check for allocation failure.

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

diff --git a/drivers/net/ethernet/sfc/mtd.c b/drivers/net/ethernet/sfc/mtd.c
index ba6c87a..aac6897 100644
--- a/drivers/net/ethernet/sfc/mtd.c
+++ b/drivers/net/ethernet/sfc/mtd.c
@@ -384,6 +384,8 @@ static int falcon_mtd_probe(struct efx_nic *efx)
 
 	/* Allocate space for maximum number of partitions */
 	parts = kcalloc(2, sizeof(*parts), GFP_KERNEL);
+	if (!parts)
+		return -ENOMEM;
 	n_parts = 0;
 
 	spi = &nic_data->spi_flash;

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* Re: [patch] sfc: check for allocation failure
  2013-09-02  9:04 ` Dan Carpenter
@ 2013-09-02 17:00   ` Ben Hutchings
  -1 siblings, 0 replies; 14+ messages in thread
From: Ben Hutchings @ 2013-09-02 17:00 UTC (permalink / raw)
  To: Dan Carpenter; +Cc: Solarflare linux maintainers, netdev, kernel-janitors

On Mon, 2013-09-02 at 12:04 +0300, Dan Carpenter wrote:
> It upsets static analyzers when we don't check for allocation failure.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Acked-by: Ben Hutchings <bhutchings@solarflare.com>

Thanks Dan.

Ben.

> diff --git a/drivers/net/ethernet/sfc/mtd.c b/drivers/net/ethernet/sfc/mtd.c
> index ba6c87a..aac6897 100644
> --- a/drivers/net/ethernet/sfc/mtd.c
> +++ b/drivers/net/ethernet/sfc/mtd.c
> @@ -384,6 +384,8 @@ static int falcon_mtd_probe(struct efx_nic *efx)
>  
>  	/* Allocate space for maximum number of partitions */
>  	parts = kcalloc(2, sizeof(*parts), GFP_KERNEL);
> +	if (!parts)
> +		return -ENOMEM;
>  	n_parts = 0;
>  
>  	spi = &nic_data->spi_flash;

-- 
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.


^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [patch] sfc: check for allocation failure
@ 2013-09-02 17:00   ` Ben Hutchings
  0 siblings, 0 replies; 14+ messages in thread
From: Ben Hutchings @ 2013-09-02 17:00 UTC (permalink / raw)
  To: Dan Carpenter; +Cc: Solarflare linux maintainers, netdev, kernel-janitors

On Mon, 2013-09-02 at 12:04 +0300, Dan Carpenter wrote:
> It upsets static analyzers when we don't check for allocation failure.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Acked-by: Ben Hutchings <bhutchings@solarflare.com>

Thanks Dan.

Ben.

> diff --git a/drivers/net/ethernet/sfc/mtd.c b/drivers/net/ethernet/sfc/mtd.c
> index ba6c87a..aac6897 100644
> --- a/drivers/net/ethernet/sfc/mtd.c
> +++ b/drivers/net/ethernet/sfc/mtd.c
> @@ -384,6 +384,8 @@ static int falcon_mtd_probe(struct efx_nic *efx)
>  
>  	/* Allocate space for maximum number of partitions */
>  	parts = kcalloc(2, sizeof(*parts), GFP_KERNEL);
> +	if (!parts)
> +		return -ENOMEM;
>  	n_parts = 0;
>  
>  	spi = &nic_data->spi_flash;

-- 
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.

^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [patch] sfc: check for allocation failure
  2013-09-02  9:04 ` Dan Carpenter
@ 2013-09-04  2:49   ` David Miller
  -1 siblings, 0 replies; 14+ messages in thread
From: David Miller @ 2013-09-04  2:49 UTC (permalink / raw)
  To: dan.carpenter; +Cc: linux-net-drivers, bhutchings, netdev, kernel-janitors

From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Mon, 2 Sep 2013 12:04:42 +0300

> It upsets static analyzers when we don't check for allocation failure.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

This applies cleanly neither to net nor net-next, please send me a
version that does.

Thanks.

^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [patch] sfc: check for allocation failure
@ 2013-09-04  2:49   ` David Miller
  0 siblings, 0 replies; 14+ messages in thread
From: David Miller @ 2013-09-04  2:49 UTC (permalink / raw)
  To: dan.carpenter; +Cc: linux-net-drivers, bhutchings, netdev, kernel-janitors

From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Mon, 2 Sep 2013 12:04:42 +0300

> It upsets static analyzers when we don't check for allocation failure.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

This applies cleanly neither to net nor net-next, please send me a
version that does.

Thanks.

^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [patch] sfc: check for allocation failure
  2013-09-04  2:49   ` David Miller
@ 2013-09-04 14:41     ` Ben Hutchings
  -1 siblings, 0 replies; 14+ messages in thread
From: Ben Hutchings @ 2013-09-04 14:41 UTC (permalink / raw)
  To: dan.carpenter; +Cc: linux-net-drivers, netdev, kernel-janitors, David Miller

On Tue, 2013-09-03 at 22:49 -0400, David Miller wrote:
> From: Dan Carpenter <dan.carpenter@oracle.com>
> Date: Mon, 2 Sep 2013 12:04:42 +0300
> 
> > It upsets static analyzers when we don't check for allocation failure.
> > 
> > Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> 
> This applies cleanly neither to net nor net-next, please send me a
> version that does.

Oh yes, I failed to spot the filename.  That function has since been
moved to falcon.c.

Ben.

-- 
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.


^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [patch] sfc: check for allocation failure
@ 2013-09-04 14:41     ` Ben Hutchings
  0 siblings, 0 replies; 14+ messages in thread
From: Ben Hutchings @ 2013-09-04 14:41 UTC (permalink / raw)
  To: dan.carpenter; +Cc: linux-net-drivers, netdev, kernel-janitors, David Miller

On Tue, 2013-09-03 at 22:49 -0400, David Miller wrote:
> From: Dan Carpenter <dan.carpenter@oracle.com>
> Date: Mon, 2 Sep 2013 12:04:42 +0300
> 
> > It upsets static analyzers when we don't check for allocation failure.
> > 
> > Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> 
> This applies cleanly neither to net nor net-next, please send me a
> version that does.

Oh yes, I failed to spot the filename.  That function has since been
moved to falcon.c.

Ben.

-- 
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.

^ permalink raw reply	[flat|nested] 14+ messages in thread

* [patch v2] sfc: check for allocation failure
  2013-09-04  2:49   ` David Miller
@ 2013-09-04 15:07     ` Dan Carpenter
  -1 siblings, 0 replies; 14+ messages in thread
From: Dan Carpenter @ 2013-09-04 15:07 UTC (permalink / raw)
  To: Solarflare linux maintainers; +Cc: Ben Hutchings, netdev, kernel-janitors

It upsets static analyzers when we don't check for allocation failure.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
v2: rebased on latest linux-next

diff --git a/drivers/net/ethernet/sfc/falcon.c b/drivers/net/ethernet/sfc/falcon.c
index 38d179c..75799f8 100644
--- a/drivers/net/ethernet/sfc/falcon.c
+++ b/drivers/net/ethernet/sfc/falcon.c
@@ -894,6 +894,8 @@ static int falcon_mtd_probe(struct efx_nic *efx)
 
 	/* Allocate space for maximum number of partitions */
 	parts = kcalloc(2, sizeof(*parts), GFP_KERNEL);
+	if (!parts)
+		return -ENOMEM;
 	n_parts = 0;
 
 	spi = &nic_data->spi_flash;

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [patch v2] sfc: check for allocation failure
@ 2013-09-04 15:07     ` Dan Carpenter
  0 siblings, 0 replies; 14+ messages in thread
From: Dan Carpenter @ 2013-09-04 15:07 UTC (permalink / raw)
  To: Solarflare linux maintainers; +Cc: Ben Hutchings, netdev, kernel-janitors

It upsets static analyzers when we don't check for allocation failure.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
v2: rebased on latest linux-next

diff --git a/drivers/net/ethernet/sfc/falcon.c b/drivers/net/ethernet/sfc/falcon.c
index 38d179c..75799f8 100644
--- a/drivers/net/ethernet/sfc/falcon.c
+++ b/drivers/net/ethernet/sfc/falcon.c
@@ -894,6 +894,8 @@ static int falcon_mtd_probe(struct efx_nic *efx)
 
 	/* Allocate space for maximum number of partitions */
 	parts = kcalloc(2, sizeof(*parts), GFP_KERNEL);
+	if (!parts)
+		return -ENOMEM;
 	n_parts = 0;
 
 	spi = &nic_data->spi_flash;

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* Re: [patch v2] sfc: check for allocation failure
  2013-09-04 15:07     ` Dan Carpenter
@ 2013-09-04 15:51       ` Ben Hutchings
  -1 siblings, 0 replies; 14+ messages in thread
From: Ben Hutchings @ 2013-09-04 15:51 UTC (permalink / raw)
  To: Dan Carpenter; +Cc: Solarflare linux maintainers, netdev, kernel-janitors

On Wed, 2013-09-04 at 18:07 +0300, Dan Carpenter wrote:
> It upsets static analyzers when we don't check for allocation failure.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Acked-by: Ben Hutchings <bhutchings@solarflare.com>

> ---
> v2: rebased on latest linux-next
> 
> diff --git a/drivers/net/ethernet/sfc/falcon.c b/drivers/net/ethernet/sfc/falcon.c
> index 38d179c..75799f8 100644
> --- a/drivers/net/ethernet/sfc/falcon.c
> +++ b/drivers/net/ethernet/sfc/falcon.c
> @@ -894,6 +894,8 @@ static int falcon_mtd_probe(struct efx_nic *efx)
>  
>  	/* Allocate space for maximum number of partitions */
>  	parts = kcalloc(2, sizeof(*parts), GFP_KERNEL);
> +	if (!parts)
> +		return -ENOMEM;
>  	n_parts = 0;
>  
>  	spi = &nic_data->spi_flash;

-- 
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.


^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [patch v2] sfc: check for allocation failure
@ 2013-09-04 15:51       ` Ben Hutchings
  0 siblings, 0 replies; 14+ messages in thread
From: Ben Hutchings @ 2013-09-04 15:51 UTC (permalink / raw)
  To: Dan Carpenter; +Cc: Solarflare linux maintainers, netdev, kernel-janitors

On Wed, 2013-09-04 at 18:07 +0300, Dan Carpenter wrote:
> It upsets static analyzers when we don't check for allocation failure.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Acked-by: Ben Hutchings <bhutchings@solarflare.com>

> ---
> v2: rebased on latest linux-next
> 
> diff --git a/drivers/net/ethernet/sfc/falcon.c b/drivers/net/ethernet/sfc/falcon.c
> index 38d179c..75799f8 100644
> --- a/drivers/net/ethernet/sfc/falcon.c
> +++ b/drivers/net/ethernet/sfc/falcon.c
> @@ -894,6 +894,8 @@ static int falcon_mtd_probe(struct efx_nic *efx)
>  
>  	/* Allocate space for maximum number of partitions */
>  	parts = kcalloc(2, sizeof(*parts), GFP_KERNEL);
> +	if (!parts)
> +		return -ENOMEM;
>  	n_parts = 0;
>  
>  	spi = &nic_data->spi_flash;

-- 
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.

^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [patch v2] sfc: check for allocation failure
  2013-09-04 15:07     ` Dan Carpenter
@ 2013-09-04 17:08       ` David Miller
  -1 siblings, 0 replies; 14+ messages in thread
From: David Miller @ 2013-09-04 17:08 UTC (permalink / raw)
  To: dan.carpenter; +Cc: linux-net-drivers, bhutchings, netdev, kernel-janitors

From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 4 Sep 2013 18:07:27 +0300

> It upsets static analyzers when we don't check for allocation failure.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> ---
> v2: rebased on latest linux-next

Applied, thanks Dan.


^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [patch v2] sfc: check for allocation failure
@ 2013-09-04 17:08       ` David Miller
  0 siblings, 0 replies; 14+ messages in thread
From: David Miller @ 2013-09-04 17:08 UTC (permalink / raw)
  To: dan.carpenter; +Cc: linux-net-drivers, bhutchings, netdev, kernel-janitors

From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 4 Sep 2013 18:07:27 +0300

> It upsets static analyzers when we don't check for allocation failure.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> ---
> v2: rebased on latest linux-next

Applied, thanks Dan.


^ permalink raw reply	[flat|nested] 14+ messages in thread

end of thread, other threads:[~2013-09-05 13:52 UTC | newest]

Thread overview: 14+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2013-09-02  9:04 [patch] sfc: check for allocation failure Dan Carpenter
2013-09-02  9:04 ` Dan Carpenter
2013-09-02 17:00 ` Ben Hutchings
2013-09-02 17:00   ` Ben Hutchings
2013-09-04  2:49 ` David Miller
2013-09-04  2:49   ` David Miller
2013-09-04 14:41   ` Ben Hutchings
2013-09-04 14:41     ` Ben Hutchings
2013-09-04 15:07   ` [patch v2] " Dan Carpenter
2013-09-04 15:07     ` Dan Carpenter
2013-09-04 15:51     ` Ben Hutchings
2013-09-04 15:51       ` Ben Hutchings
2013-09-04 17:08     ` David Miller
2013-09-04 17:08       ` David Miller

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