diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/0106-drm-amd-display-Don-t-use-target-before-null-check.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/0106-drm-amd-display-Don-t-use-target-before-null-check.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/0106-drm-amd-display-Don-t-use-target-before-null-check.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/0106-drm-amd-display-Don-t-use-target-before-null-check.patch new file mode 100644 index 00000000..6464bc48 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/0106-drm-amd-display-Don-t-use-target-before-null-check.patch @@ -0,0 +1,46 @@ +From 908238c34419a1281d988b811e5295e76bbb560a Mon Sep 17 00:00:00 2001 +From: Harry Wentland <harry.wentland@amd.com> +Date: Fri, 23 Dec 2016 10:53:24 -0500 +Subject: [PATCH 0106/4131] drm/amd/display: Don't use target before null check + +It might blow up. + +Signed-off-by: Harry Wentland <harry.wentland@amd.com> +Reviewed-by: Tony Cheng <Tony.Cheng@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_target.c | 10 +++++++--- + 1 file changed, 7 insertions(+), 3 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_target.c b/drivers/gpu/drm/amd/display/dc/core/dc_target.c +index d4ecf2d..2d25b00 100644 +--- a/drivers/gpu/drm/amd/display/dc/core/dc_target.c ++++ b/drivers/gpu/drm/amd/display/dc/core/dc_target.c +@@ -151,9 +151,9 @@ bool dc_target_set_cursor_attributes( + const struct dc_cursor_attributes *attributes) + { + int i, j; +- struct core_target *target = DC_TARGET_TO_CORE(dc_target); +- struct core_dc *core_dc = DC_TO_CORE(target->ctx->dc); +- struct resource_context *res_ctx = &core_dc->current_context->res_ctx; ++ struct core_target *target; ++ struct core_dc *core_dc; ++ struct resource_context *res_ctx; + bool ret = false; + + if (NULL == dc_target) { +@@ -165,6 +165,10 @@ bool dc_target_set_cursor_attributes( + return false; + } + ++ target = DC_TARGET_TO_CORE(dc_target); ++ core_dc = DC_TO_CORE(target->ctx->dc); ++ res_ctx = &core_dc->current_context->res_ctx; ++ + for (i = 0; i < dc_target->stream_count; i++) { + const struct dc_stream *stream = dc_target->streams[i]; + +-- +2.7.4 + |