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drm/amd/display: prevent memory leak

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[ Upstream commit d232afb1f3 ]

In dce6(0,1,4)_create_resource_pool and dce80_create_resource_pool
the allocated memory should be released if construct pool fails.

Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: gehao <gehao@kylinos.cn>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
gehao 2022-10-26 17:54:05 +08:00 committed by Greg Kroah-Hartman
parent f97e6d4af8
commit 2b7e54cdda
2 changed files with 5 additions and 0 deletions
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3
drivers/gpu/drm/amd/display/dc/dce60/dce60_resource.c
View File

@ -1128,6 +1128,7 @@ struct resource_pool *dce60_create_resource_pool(
if (dce60_construct(num_virtual_links, dc, pool))
return &pool->base;
kfree(pool);
BREAK_TO_DEBUGGER();
return NULL;
}
@ -1325,6 +1326,7 @@ struct resource_pool *dce61_create_resource_pool(
if (dce61_construct(num_virtual_links, dc, pool))
return &pool->base;
kfree(pool);
BREAK_TO_DEBUGGER();
return NULL;
}
@ -1518,6 +1520,7 @@ struct resource_pool *dce64_create_resource_pool(
if (dce64_construct(num_virtual_links, dc, pool))
return &pool->base;
kfree(pool);
BREAK_TO_DEBUGGER();
return NULL;
}

2
drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c
View File

@ -1137,6 +1137,7 @@ struct resource_pool *dce80_create_resource_pool(
if (dce80_construct(num_virtual_links, dc, pool))
return &pool->base;
kfree(pool);
BREAK_TO_DEBUGGER();
return NULL;
}
@ -1336,6 +1337,7 @@ struct resource_pool *dce81_create_resource_pool(
if (dce81_construct(num_virtual_links, dc, pool))
return &pool->base;
kfree(pool);
BREAK_TO_DEBUGGER();
return NULL;
}