[Mesa-dev] [PATCH 2/5] nv50, nvc0: fix potential resource leak in nvXX_create_texture_view()

Samuel Pitoiset samuel.pitoiset at gmail.com
Mon Dec 14 08:00:52 PST 2015



On 12/14/2015 04:01 PM, Ilia Mirkin wrote:
> Again, bogus. Can't get there. I'd take a patch that asserts though,
> or marks it unreachable, or just drops the default case entirely.

Make it unreachable is fine by me.

>
> On Mon, Dec 14, 2015 at 5:14 AM, Samuel Pitoiset
> <samuel.pitoiset at gmail.com> wrote:
>> Spotted by Coverity.
>>
>> Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
>> ---
>>   src/gallium/drivers/nouveau/nv50/nv50_tex.c | 3 ++-
>>   src/gallium/drivers/nouveau/nvc0/nvc0_tex.c | 3 ++-
>>   2 files changed, 4 insertions(+), 2 deletions(-)
>>
>> diff --git a/src/gallium/drivers/nouveau/nv50/nv50_tex.c b/src/gallium/drivers/nouveau/nv50/nv50_tex.c
>> index 6083ea9..9fb9dcf 100644
>> --- a/src/gallium/drivers/nouveau/nv50/nv50_tex.c
>> +++ b/src/gallium/drivers/nouveau/nv50/nv50_tex.c
>> @@ -193,7 +193,8 @@ nv50_create_texture_view(struct pipe_context *pipe,
>>         break;
>>      default:
>>         NOUVEAU_ERR("invalid texture target: %d\n", mt->base.base.target);
>> -      return false;
>> +      FREE(view);
>> +      return NULL;
>>      }
>>
>>      tic[3] = (flags & NV50_TEXVIEW_FILTER_MSAA8) ? 0x20000000 : 0x00300000;
>> diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_tex.c b/src/gallium/drivers/nouveau/nvc0/nvc0_tex.c
>> index 2dd100f..2503ee1 100644
>> --- a/src/gallium/drivers/nouveau/nvc0/nvc0_tex.c
>> +++ b/src/gallium/drivers/nouveau/nvc0/nvc0_tex.c
>> @@ -195,7 +195,8 @@ nvc0_create_texture_view(struct pipe_context *pipe,
>>      default:
>>         NOUVEAU_ERR("unexpected/invalid texture target: %d\n",
>>                     mt->base.base.target);
>> -      return false;
>> +      FREE(view);
>> +      return NULL;
>>      }
>>
>>      tic[3] = (flags & NV50_TEXVIEW_FILTER_MSAA8) ? 0x20000000 : 0x00300000;
>> --
>> 2.6.4
>>
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-- 
-Samuel


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