diff options
| author | Flavio Ceolin <flavio.ceolin@intel.com> | 2017-12-06 11:37:45 -0500 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-12-18 15:12:30 -0500 |
| commit | b6852a6dda2cfc16faf48ca075c120d2a3ba6b04 (patch) | |
| tree | 0152b48dbbc49399800bb1185681fbd8a3baf449 /drivers/media/platform/s5p-jpeg/jpeg-core.c | |
| parent | 3090a1915e9865d23f2aa76cc01e5b5f9cb6d7e3 (diff) | |
| download | linux-b6852a6dda2cfc16faf48ca075c120d2a3ba6b04.tar.bz2 | |
media: s5p-jpeg: Fix off-by-one problem
s5p_jpeg_runtime_resume() does not call clk_disable_unprepare()
for jpeg->clocks[0] when one of the clk_prepare_enable() fails.
Found by Linux Driver Verification project (linuxtesting.org).
Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
Acked-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/platform/s5p-jpeg/jpeg-core.c')
| -rw-r--r-- | drivers/media/platform/s5p-jpeg/jpeg-core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c b/drivers/media/platform/s5p-jpeg/jpeg-core.c index faac8161b683..79b63da27f53 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-core.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c @@ -3086,7 +3086,7 @@ static int s5p_jpeg_runtime_resume(struct device *dev) for (i = 0; i < jpeg->variant->num_clocks; i++) { ret = clk_prepare_enable(jpeg->clocks[i]); if (ret) { - while (--i > 0) + while (--i >= 0) clk_disable_unprepare(jpeg->clocks[i]); return ret; } |