From: Luo Meng luomeng12@huawei.com
[ Upstream commit fcf8d018bdca0453b8d6359062e6bc1512d04c38 ]
Fix to return a negative error code from the error handling case instead of 0 in function qm1d1c0042_init(), as done elsewhere in this function.
Fixes: ab4d14528fdf ("[media] em28xx: add support for PLEX PX-BCUD (ISDB-S)") Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Luo Meng luomeng12@huawei.com Acked-by: Akihiro Tsukada tskd08@gmail.com Signed-off-by: Hans Verkuil hverkuil-cisco@xs4all.nl Signed-off-by: Mauro Carvalho Chehab mchehab+huawei@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/media/tuners/qm1d1c0042.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/media/tuners/qm1d1c0042.c b/drivers/media/tuners/qm1d1c0042.c index 83ca5dc047ea2..baa9950783b66 100644 --- a/drivers/media/tuners/qm1d1c0042.c +++ b/drivers/media/tuners/qm1d1c0042.c @@ -343,8 +343,10 @@ static int qm1d1c0042_init(struct dvb_frontend *fe) if (val == reg_initval[reg_index][0x00]) break; } - if (reg_index >= QM1D1C0042_NUM_REG_ROWS) + if (reg_index >= QM1D1C0042_NUM_REG_ROWS) { + ret = -EINVAL; goto failed; + } memcpy(state->regs, reg_initval[reg_index], QM1D1C0042_NUM_REGS); usleep_range(2000, 3000);