github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-25 15:41:52 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

drm/amd/display: fix null pointer dereference

Browse Source 
While setting cursor position in case of mpo,
input_pixel_processor is not available for underlay,
hence add check of the same to avoid null pointer
access issue.

Signed-off-by: Shirish S <shirish.s@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Shirish S 2017-10-26 11:47:42 +05:30 committed by Alex Deucher
parent f5ba60fefa
commit 55d9038b0c
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/amd/display/dc/core/dc_stream.c
View File

@ -288,7 +288,7 @@ bool dc_stream_set_cursor_position(
pos_cpy.enable = false;
if (ipp->funcs->ipp_cursor_set_position != NULL)
if (ipp !=NULL && ipp->funcs->ipp_cursor_set_position != NULL)
ipp->funcs->ipp_cursor_set_position(ipp, &pos_cpy, &param);
if (mi != NULL && mi->funcs->set_cursor_position != NULL)