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| author | Thomas Zimmermann <tzimmermann@suse.de> | 2022-02-09 17:16:13 +0100 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2022-02-10 14:48:50 +0100 |
| commit | a3c286dcef7f8bc576a20f5d1e80624f6b4b93ee (patch) | |
| tree | 00a2164d7302a82850a95869f3a7b08e0b395912 /lib/mpi/mpiutil.c | |
| parent | f5666d482305900b9622a2c9dd73a864a3b0d281 (diff) | |
drm/fb-helper: Fix clip rectangle height
Computing the clip rectangle is prone to off-by-one errors when writes
happen near the end of a memory page. Point the end of the memory area
to the first trailing byte, so that (end - start) returns the area's
length.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220209161617.3553-2-tzimmermann@suse.de
Diffstat (limited to 'lib/mpi/mpiutil.c')
0 files changed, 0 insertions, 0 deletions