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media: firewire: firedtv-avc.c: replace BUG with proper, error return

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This resolves this smatch error:

drivers/media/firewire/firedtv-avc.c:602 avc_tuner_dsd() error: uninitialized symbol 'pos'.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Hans Verkuil 2023-08-04 12:59:41 +02:00 committed by Mauro Carvalho Chehab
parent 935ae6f8ba
commit 59353d7051
1 changed files with 3 additions and 1 deletions
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4
drivers/media/firewire/firedtv-avc.c
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@ -597,7 +597,8 @@ int avc_tuner_dsd(struct firedtv *fdtv,
case FIREDTV_DVB_C: pos = avc_tuner_dsd_dvb_c(fdtv, p); break;
case FIREDTV_DVB_T: pos = avc_tuner_dsd_dvb_t(fdtv, p); break;
default:
BUG();
ret = -EIO;
goto unlock;
}
pad_operands(c, pos);
@ -612,6 +613,7 @@ int avc_tuner_dsd(struct firedtv *fdtv,
if (status)
*status = r->operand[2];
#endif
unlock:
mutex_unlock(&fdtv->avc_mutex);
if (ret == 0)