bareudp: Fix uninitialized variable warnings.

drivers/net/bareudp.c: In function 'bareudp_xmit_skb':
drivers/net/bareudp.c:346:9: warning: 'err' may be used uninitialized in this function [-Wmaybe-uninitialized]
  346 |  return err;
      |         ^~~
drivers/net/bareudp.c: In function 'bareudp6_xmit_skb':
drivers/net/bareudp.c:407:9: warning: 'err' may be used uninitialized in this function [-Wmaybe-uninitialized]
  407 |  return err;

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/bareudp.c b/drivers/net/bareudp.c
index 77e7247..15337e9 100644 (file)
--- a/drivers/net/bareudp.c
+++ b/drivers/net/bareudp.c
@@ -320,6 +320,7 @@ static int bareudp_xmit_skb(struct sk_buff *skb, struct net_device *dev,
        df = key->tun_flags & TUNNEL_DONT_FRAGMENT ? htons(IP_DF) : 0;
        skb_scrub_packet(skb, xnet);
 
+       err = -ENOSPC;
        if (!skb_pull(skb, skb_network_offset(skb)))
                goto free_dst;
 
@@ -381,6 +382,7 @@ static int bareudp6_xmit_skb(struct sk_buff *skb, struct net_device *dev,
 
        skb_scrub_packet(skb, xnet);
 
+       err = -ENOSPC;
        if (!skb_pull(skb, skb_network_offset(skb)))
                goto free_dst;