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| author | Nicolas Kaiser <nikai@nikai.net> | 2010-10-29 11:41:42 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2010-10-29 11:41:42 +0200 |
| commit | b0438a1b71955c425c304a2a483765ef24841766 (patch) | |
| tree | f9ca0831d87ca8b83280711a3cbaacee73e87ec2 | |
| parent | 229aebb873e29726b91e076161649cf45154b0bf (diff) | |
| download | op-kernel-dev-b0438a1b71955c425c304a2a483765ef24841766.zip op-kernel-dev-b0438a1b71955c425c304a2a483765ef24841766.tar.gz | |
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>
| -rw-r--r-- | drivers/telephony/ixj.c | 3 |
1 files changed, 2 insertions, 1 deletions
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 @@ static long do_ixj_ioctl(struct file *file_p, unsigned int cmd, unsigned long ar 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))) |
