mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-30 22:26:55 +00:00
drm: Don't treat 0 as -1 in drm_fixp2int_ceil
[ Upstream commitcf8837d720
] Unit testing this in VKMS shows that passing 0 into this function returns -1, which is highly counter- intuitive. Fix it by checking whether the input is >= 0 instead of > 0. Fixes:64566b5e76
("drm: Add drm_fixp_from_fraction and drm_fixp2int_ceil") Signed-off-by: Harry Wentland <harry.wentland@amd.com> Reviewed-by: Simon Ser <contact@emersion.fr> Reviewed-by: Melissa Wen <mwen@igalia.com> Signed-off-by: Melissa Wen <melissa.srw@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20231108163647.106853-2-harry.wentland@amd.com Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
parent
eca3c242c5
commit
da2d94af7b
1 changed files with 1 additions and 1 deletions
|
@ -95,7 +95,7 @@ static inline int drm_fixp2int_round(s64 a)
|
|||
|
||||
static inline int drm_fixp2int_ceil(s64 a)
|
||||
{
|
||||
if (a > 0)
|
||||
if (a >= 0)
|
||||
return drm_fixp2int(a + DRM_FIXED_ALMOST_ONE);
|
||||
else
|
||||
return drm_fixp2int(a - DRM_FIXED_ALMOST_ONE);
|
||||
|
|
Loading…
Reference in a new issue