diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/0599-drm-amd-display-Fix-context-copy-memory-leak.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/0599-drm-amd-display-Fix-context-copy-memory-leak.patch | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/0599-drm-amd-display-Fix-context-copy-memory-leak.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/0599-drm-amd-display-Fix-context-copy-memory-leak.patch new file mode 100644 index 00000000..a2a86e8b --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/0599-drm-amd-display-Fix-context-copy-memory-leak.patch @@ -0,0 +1,45 @@ +From 9cc2b741164a7b61e7bc8b2c1bed8cd20bcfdba9 Mon Sep 17 00:00:00 2001 +From: Corbin McElhanney <corbin.mcelhanney@amd.com> +Date: Mon, 10 Jul 2017 15:52:10 -0400 +Subject: [PATCH 0599/4131] drm/amd/display: Fix context copy memory leak + +This change corrects an error introduced in 355f123f. Instead of +using the copy constructor to assign the new context, we swap the +pointer. + +Signed-off-by: Corbin McElhanney <corbin.mcelhanney@amd.com> +Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> +Acked-by: Harry Wentland <Harry.Wentland@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/dc/core/dc.c | 7 +++---- + 1 file changed, 3 insertions(+), 4 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c +index 52077d39..4f93029 100644 +--- a/drivers/gpu/drm/amd/display/dc/core/dc.c ++++ b/drivers/gpu/drm/amd/display/dc/core/dc.c +@@ -972,7 +972,9 @@ static bool dc_commit_context_no_check(struct dc *dc, struct validate_context *c + + dc_enable_stereo(dc, context, dc_streams, context->stream_count); + +- dc_resource_validate_ctx_copy_construct(context, core_dc->current_context); ++ dc_resource_validate_ctx_destruct(core_dc->current_context); ++ dm_free(core_dc->current_context); ++ core_dc->current_context = context; + + return (result == DC_OK); + } +@@ -1057,9 +1059,6 @@ bool dc_commit_streams( + + result = dc_commit_context_no_check(dc, context); + +- dc_resource_validate_ctx_destruct(context); +- dm_free(context); +- + return (result == DC_OK); + + fail: +-- +2.7.4 + |