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| author | Boris Brezillon <[email protected]> | 2018-10-18 12:02:50 +0200 |
|---|---|---|
| committer | Maxime Ripard <[email protected]> | 2018-10-19 11:50:25 +0200 |
| commit | e84cb605e02f1b3d0aee8d7157419cd8aaa06038 (patch) | |
| tree | a479bb12e9d290e8f14da3402ad48fcabf9cf6d0 /drivers/fpga/fpga-bridge.c | |
| parent | 4364bcb2cd21d042bde4776448417ddffbc54045 (diff) | |
drm/sun4i: Fix an ulong overflow in the dotclock driver
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: <[email protected]>
Signed-off-by: Boris Brezillon <[email protected]>
Acked-by: Maxime Ripard <[email protected]>
Signed-off-by: Maxime Ripard <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Diffstat (limited to 'drivers/fpga/fpga-bridge.c')
0 files changed, 0 insertions, 0 deletions