telephony: fix return value
If copy_from_user fails, the return value gets overwritten.
Signed-off-by: Nicolas Kaiser <nikai@nikai.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/telephony/ixj.c b/drivers/telephony/ixj.c
index 0d236f4..2d1280a 100644
--- a/drivers/telephony/ixj.c
+++ b/drivers/telephony/ixj.c
@@ -6581,7 +6581,8 @@
case IXJCTL_SET_FILTER:
if (copy_from_user(&jf, argp, sizeof(jf)))
retval = -EFAULT;
- retval = ixj_init_filter(j, &jf);
+ else
+ retval = ixj_init_filter(j, &jf);
break;
case IXJCTL_SET_FILTER_RAW:
if (copy_from_user(&jfr, argp, sizeof(jfr)))