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drm/amd/display: prevent memory leak

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[ Upstream commit d232afb1f3417ae8194ccf19ad3a8360e70e104e ]

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 c69bc8e34d
commit 648cdb8bf3
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

@@ -1132,6 +1132,7 @@ 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;
}
@@ -1329,6 +1330,7 @@ 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;
}
@@ -1522,6 +1524,7 @@ 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

@@ -1141,6 +1141,7 @@ 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;
}
@@ -1338,6 +1339,7 @@ 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;
}