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authorKangjie Lu <kjlu@umn.edu>2018-12-21 02:07:20 -0500
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2019-01-16 11:44:09 -0500
commit9502cdf0807058a10029488052b064cecceb7fc9 (patch)
tree44dc02aa6669483b47518aa6cedc282f3f9642ed /drivers/media/dvb-frontends
parentc9b7d8f252a5a6f8ca6e948151367cbc7bc4b776 (diff)
media: mt312: fix a missing check of mt312 reset
mt312_reset() may fail. Although it is called in the end of mt312_set_frontend(), we better check its status and return its error code upstream instead of 0. Signed-off-by: Kangjie Lu <kjlu@umn.edu> Reviewed-by: Matthias Schwarzott <zzam@gentoo.org> Signed-off-by: Sean Young <sean@mess.org> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/dvb-frontends')
-rw-r--r--drivers/media/dvb-frontends/mt312.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/media/dvb-frontends/mt312.c b/drivers/media/dvb-frontends/mt312.c
index 03e74a729168..bfbb879469f2 100644
--- a/drivers/media/dvb-frontends/mt312.c
+++ b/drivers/media/dvb-frontends/mt312.c
@@ -645,7 +645,9 @@ static int mt312_set_frontend(struct dvb_frontend *fe)
if (ret < 0)
return ret;
- mt312_reset(state, 0);
+ ret = mt312_reset(state, 0);
+ if (ret < 0)
+ return ret;
return 0;
}