diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2558-drm-amd-display-fix-null-dereference-in-reset-hw-ctx.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2558-drm-amd-display-fix-null-dereference-in-reset-hw-ctx.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2558-drm-amd-display-fix-null-dereference-in-reset-hw-ctx.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2558-drm-amd-display-fix-null-dereference-in-reset-hw-ctx.patch new file mode 100644 index 00000000..5b49e1f6 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2558-drm-amd-display-fix-null-dereference-in-reset-hw-ctx.patch @@ -0,0 +1,29 @@ +From 0ee2825a8e3828dcdafc4a83d37be2e13eed3964 Mon Sep 17 00:00:00 2001 +From: Eric Yang <Eric.Yang2@amd.com> +Date: Thu, 5 Oct 2017 16:00:29 -0400 +Subject: [PATCH 2558/4131] drm/amd/display: fix null dereference in reset hw + ctx + +Signed-off-by: Eric Yang <Eric.Yang2@amd.com> +Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> +Acked-by: Harry Wentland <Harry.Wentland@amd.com> +--- + drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +index 95edce0..ca4990d 100644 +--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c ++++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +@@ -1872,7 +1872,7 @@ static void dce110_reset_hw_ctx_wrap( + struct clock_source *old_clk = pipe_ctx_old->clock_source; + + /* disable already, no need to disable again */ +- if (!pipe_ctx->stream->dpms_off) ++ if (pipe_ctx->stream && !pipe_ctx->stream->dpms_off) + core_link_disable_stream(pipe_ctx_old, FREE_ACQUIRED_RESOURCE); + + pipe_ctx_old->stream_res.tg->funcs->set_blank(pipe_ctx_old->stream_res.tg, true); +-- +2.7.4 + |