diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3955-drm-amd-display-prevent-memory-leak.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3955-drm-amd-display-prevent-memory-leak.patch | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3955-drm-amd-display-prevent-memory-leak.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3955-drm-amd-display-prevent-memory-leak.patch new file mode 100644 index 00000000..e9164b9d --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3955-drm-amd-display-prevent-memory-leak.patch @@ -0,0 +1,82 @@ +From ebdc6329d11990ac3b3a00ebcb643212a1888d2e Mon Sep 17 00:00:00 2001 +From: Navid Emamdoost <navid.emamdoost@gmail.com> +Date: Tue, 24 Sep 2019 23:23:56 -0500 +Subject: [PATCH 3955/4256] drm/amd/display: prevent memory leak + +In dcn*_create_resource_pool the allocated memory should be released if +construct pool fails. + +Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +Reviewed-by: Harry Wentland <harry.wentland@amd.com> +--- + drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c | 1 + + drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c | 1 + + drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c | 1 + + drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c | 1 + + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c | 1 + + 5 files changed, 5 insertions(+) + +diff --git a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c +index 9de2a0bda38a..99c9c5e7476d 100644 +--- a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c ++++ b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c +@@ -1088,6 +1088,7 @@ struct resource_pool *dce100_create_resource_pool( + if (construct(num_virtual_links, dc, pool)) + return &pool->base; + ++ kfree(pool); + BREAK_TO_DEBUGGER(); + return NULL; + } +diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c +index dc1764f2f8c2..b35caf9fad49 100644 +--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c ++++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c +@@ -1460,6 +1460,7 @@ struct resource_pool *dce110_create_resource_pool( + if (construct(num_virtual_links, dc, pool, asic_id)) + return &pool->base; + ++ kfree(pool); + BREAK_TO_DEBUGGER(); + return NULL; + } +diff --git a/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c b/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c +index 65f17bbdef2a..254a6452b2b3 100644 +--- a/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c ++++ b/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c +@@ -1340,6 +1340,7 @@ struct resource_pool *dce112_create_resource_pool( + if (construct(num_virtual_links, dc, pool)) + return &pool->base; + ++ kfree(pool); + BREAK_TO_DEBUGGER(); + return NULL; + } +diff --git a/drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c b/drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c +index c10392bbcb38..fde60d41f865 100644 +--- a/drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c ++++ b/drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c +@@ -1206,6 +1206,7 @@ struct resource_pool *dce120_create_resource_pool( + if (construct(num_virtual_links, dc, pool)) + return &pool->base; + ++ kfree(pool); + BREAK_TO_DEBUGGER(); + return NULL; + } +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c +index 2fb56dbefbda..4e633f3a99d4 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c +@@ -1568,6 +1568,7 @@ struct resource_pool *dcn10_create_resource_pool( + if (construct(init_data->num_virtual_links, dc, pool)) + return &pool->base; + ++ kfree(pool); + BREAK_TO_DEBUGGER(); + return NULL; + } +-- +2.17.1 + |