diff mbox

sunrpc: silence uninitialized variable warning

Message ID 20170218213459.GA32320@mwanda (mailing list archive)
State New, archived
Headers show

Commit Message

Dan Carpenter Feb. 18, 2017, 9:34 p.m. UTC
kstrtouint() can return a couple different error codes so the check for
"ret == -EINVAL" is wrong and static analysis tools correctly complain
that we can use "num" without initializing it.  It's not super harmful
because we check the bounds.  But it's also easy enough to fix.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

--
To unsubscribe from this list: send the line "unsubscribe linux-nfs" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
diff mbox

Patch

diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 956c7bce80d1..311ce92384b7 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -3209,7 +3209,9 @@  static int param_set_uint_minmax(const char *val,
 	if (!val)
 		return -EINVAL;
 	ret = kstrtouint(val, 0, &num);
-	if (ret == -EINVAL || num < min || num > max)
+	if (ret)
+		return ret;
+	if (num < min || num > max)
 		return -EINVAL;
 	*((unsigned int *)kp->arg) = num;
 	return 0;