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[11/14] dvb-frontends/rtl2832.c: fix missing error code

Message ID 20210120094306.784318-12-hverkuil-cisco@xs4all.nl
State Accepted
Commit 83104f045dae226ef56b1462c03b21f46d4d868f
Headers show
Series Fixes for smatch/sparse/sysbot/compiler warnings | expand

Commit Message

Hans Verkuil Jan. 20, 2021, 9:43 a.m. UTC 
Fixes this smatch warning:

drivers/media/dvb-frontends/rtl2832.c:702 rtl2832_read_status() warn: missing error code 'ret'

'ret' is indeed not set, so set it to -EINVAL so a proper error
code is returned.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
---
 drivers/media/dvb-frontends/rtl2832.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/drivers/media/dvb-frontends/rtl2832.c b/drivers/media/dvb-frontends/rtl2832.c
index 01dcc7f1b9b2..dcbeb9f5e12a 100644
--- a/drivers/media/dvb-frontends/rtl2832.c
+++ b/drivers/media/dvb-frontends/rtl2832.c
@@ -698,6 +698,7 @@  static int rtl2832_read_status(struct dvb_frontend *fe, enum fe_status *status)
 			goto err;
 
 		constellation = (u8tmp >> 2) & 0x03; /* [3:2] */
+		ret = -EINVAL;
 		if (constellation > CONSTELLATION_NUM - 1)
 			goto err;