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From: Alex Deucher <alexdeucher@gmail.com>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: "Alex Deucher" <alexander.deucher@amd.com>,
	kernel-janitors@vger.kernel.org,
	"Christian König" <christian.koenig@amd.com>,
	"Maling list - DRI developers" <dri-devel@lists.freedesktop.org>
Subject: Re: [patch] drm/radeon: add a check for allocation failure
Date: Thu, 07 Aug 2014 15:31:15 +0000	[thread overview]
Message-ID: <CADnq5_Mxw=ZY-7cxj440Df6PG4bFDNBvX=v70i4CR5O-277bJw@mail.gmail.com> (raw)
In-Reply-To: <20140807152736.GA10299@mwanda>

On Thu, Aug 7, 2014 at 11:27 AM, Dan Carpenter <dan.carpenter@oracle.com> wrote:
> We can easily return -ENOMEM here if kzalloc() fails.
>
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
>
> diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c
> index ccae4d9..d15d987 100644
> --- a/drivers/gpu/drm/radeon/radeon_vm.c
> +++ b/drivers/gpu/drm/radeon/radeon_vm.c
> @@ -483,6 +483,8 @@ int radeon_vm_bo_set_addr(struct radeon_device *rdev,
>                         /* add a clone of the bo_va to clear the old address */
>                         struct radeon_bo_va *tmp;
>                         tmp = kzalloc(sizeof(struct radeon_bo_va), GFP_KERNEL);
> +                       if (!tmp)
> +                               return -ENOMEM;

We need to drop the lock here too.  I'll apply and fix it up.  Thanks!

Alex

>                         tmp->it.start = bo_va->it.start;
>                         tmp->it.last = bo_va->it.last;
>                         tmp->vm = vm;
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/dri-devel

WARNING: multiple messages have this Message-ID (diff)
From: Alex Deucher <alexdeucher@gmail.com>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: "Alex Deucher" <alexander.deucher@amd.com>,
	kernel-janitors@vger.kernel.org,
	"Christian König" <christian.koenig@amd.com>,
	"Maling list - DRI developers" <dri-devel@lists.freedesktop.org>
Subject: Re: [patch] drm/radeon: add a check for allocation failure
Date: Thu, 7 Aug 2014 11:31:15 -0400	[thread overview]
Message-ID: <CADnq5_Mxw=ZY-7cxj440Df6PG4bFDNBvX=v70i4CR5O-277bJw@mail.gmail.com> (raw)
In-Reply-To: <20140807152736.GA10299@mwanda>

On Thu, Aug 7, 2014 at 11:27 AM, Dan Carpenter <dan.carpenter@oracle.com> wrote:
> We can easily return -ENOMEM here if kzalloc() fails.
>
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
>
> diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c
> index ccae4d9..d15d987 100644
> --- a/drivers/gpu/drm/radeon/radeon_vm.c
> +++ b/drivers/gpu/drm/radeon/radeon_vm.c
> @@ -483,6 +483,8 @@ int radeon_vm_bo_set_addr(struct radeon_device *rdev,
>                         /* add a clone of the bo_va to clear the old address */
>                         struct radeon_bo_va *tmp;
>                         tmp = kzalloc(sizeof(struct radeon_bo_va), GFP_KERNEL);
> +                       if (!tmp)
> +                               return -ENOMEM;

We need to drop the lock here too.  I'll apply and fix it up.  Thanks!

Alex

>                         tmp->it.start = bo_va->it.start;
>                         tmp->it.last = bo_va->it.last;
>                         tmp->vm = vm;
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/dri-devel

  reply	other threads:[~2014-08-07 15:31 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-07 15:27 [patch] drm/radeon: add a check for allocation failure Dan Carpenter
2014-08-07 15:27 ` Dan Carpenter
2014-08-07 15:31 ` Alex Deucher [this message]
2014-08-07 15:31   ` Alex Deucher
2014-08-07 15:33   ` Christian König
2014-08-07 15:33     ` Christian König
2014-08-07 15:56   ` Dan Carpenter
2014-08-07 15:56     ` Dan Carpenter

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