]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 266c588) | patch
drm: Shift wrap bug in create_in_format_blob()
authorDan Carpenter <dan.carpenter@oracle.com>
Wed, 9 Aug 2017 11:19:06 +0000 (14:19 +0300)
committerSean Paul <seanpaul@chromium.org>
Wed, 9 Aug 2017 14:15:52 +0000 (10:15 -0400)
commitfb475a528adc0d69f5bcd266598fd71c7514d4d9
treeb07aa758f657e93b9877d59c2b8b296a8b69f23ftree | snapshot
parent266c58885bd5b96fd128b2fd74c572ce976ef51dcommit | diff
drm: Shift wrap bug in create_in_format_blob()

"plane->format_count" can go up to 64.  (It's capped in
drm_universal_plane_init().)  So we should be using ULL type instead of
int here to prevent shift wrapping.

Fixes: 10b616b454f4 ("drm: Create a format/modifier blob")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20170809111906.4rv3hzritctfktv3@mwanda
drivers/gpu/drm/drm_plane.c diff | blob | history
Linux Kernel Source Tree.