* [PATCH] af9013: add check on af9013_wr_regs() return value
@ 2017-06-15 20:42 Gustavo A. R. Silva
0 siblings, 0 replies; only message in thread
From: Gustavo A. R. Silva @ 2017-06-15 20:42 UTC (permalink / raw)
To: Antti Palosaari, Mauro Carvalho Chehab
Cc: linux-media, linux-kernel, Gustavo A. R. Silva
Check return value from call to af9013_wr_regs(), so in case of
error print debug message and return.
Addresses-Coverity-ID: 1227035
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
---
drivers/media/dvb-frontends/af9013.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/media/dvb-frontends/af9013.c b/drivers/media/dvb-frontends/af9013.c
index 51f942f..dc7ccda 100644
--- a/drivers/media/dvb-frontends/af9013.c
+++ b/drivers/media/dvb-frontends/af9013.c
@@ -608,6 +608,8 @@ static int af9013_set_frontend(struct dvb_frontend *fe)
ret = af9013_wr_regs(state, 0xae00, coeff_lut[i].val,
sizeof(coeff_lut[i].val));
+ if (ret)
+ goto err;
}
/* program frequency control */
--
2.5.0
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