diff options
| author | Jia-Ju Bai <baijiaju1990@gmail.com> | 2021-03-06 17:30:28 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2021-03-22 12:21:03 +0300 |
| commit | b9302fa7ed979e84b454e4ca92192cf485a4ed41 (patch) | |
| tree | b660f692970ee950c46ff1ece60c7bf2e481cf5e /drivers/media/tuners | |
| parent | f3d384e36630e2a552d874e422835606d9cf230a (diff) | |
| download | linux-b9302fa7ed979e84b454e4ca92192cf485a4ed41.tar.xz | |
media: tuners: fix error return code of hybrid_tuner_request_state()
When kzalloc() fails and state is NULL, no error return code is
assigned.
To fix this bug, __ret is assigned with -ENOMEM in this case.
Reported-by: TOTE Robot <oslab@tsinghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media/tuners')
| -rw-r--r-- | drivers/media/tuners/tuner-i2c.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/media/tuners/tuner-i2c.h b/drivers/media/tuners/tuner-i2c.h index 724952e001cd..07aeead0644a 100644 --- a/drivers/media/tuners/tuner-i2c.h +++ b/drivers/media/tuners/tuner-i2c.h @@ -133,8 +133,10 @@ static inline int tuner_i2c_xfer_send_recv(struct tuner_i2c_props *props, } \ if (0 == __ret) { \ state = kzalloc(sizeof(type), GFP_KERNEL); \ - if (NULL == state) \ + if (!state) { \ + __ret = -ENOMEM; \ goto __fail; \ + } \ state->i2c_props.addr = i2caddr; \ state->i2c_props.adap = i2cadap; \ state->i2c_props.name = devname; \ |