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| author | Boris Brezillon <boris.brezillon@bootlin.com> | 2018-10-18 12:02:50 +0200 |
|---|---|---|
| committer | Maxime Ripard <maxime.ripard@bootlin.com> | 2018-10-19 11:50:25 +0200 |
| commit | e84cb605e02f1b3d0aee8d7157419cd8aaa06038 (patch) | |
| tree | a479bb12e9d290e8f14da3402ad48fcabf9cf6d0 /firmware | |
| parent | 4364bcb2cd21d042bde4776448417ddffbc54045 (diff) | |
drm/sun4i: Fix an ulong overflow in the dotclock driverdrm-misc-fixes-2018-10-19
The calculated ideal rate can easily overflow an unsigned long, thus
making the best div selection buggy as soon as no ideal match is found
before the overflow occurs.
Fixes: 4731a72df273 ("drm/sun4i: request exact rates to our parents")
Cc: <stable@vger.kernel.org>
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181018100250.12565-1-boris.brezillon@bootlin.com
Diffstat (limited to 'firmware')
0 files changed, 0 insertions, 0 deletions