From: Eric Sesterhenn <snakebyte@gmx.de>

For len equal to 4, we never call sppp_lcp_conf_parse_options(),
therefore rmagic does not get initialized.

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Acked-by: Paul Fulghum <paulkf@microgate.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 drivers/net/wan/syncppp.c |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

diff -puN drivers/net/wan/syncppp.c~uninitialized-variable-in-drivers-net-wan-syncpppc drivers/net/wan/syncppp.c
--- a/drivers/net/wan/syncppp.c~uninitialized-variable-in-drivers-net-wan-syncpppc
+++ a/drivers/net/wan/syncppp.c
@@ -469,7 +469,7 @@ static void sppp_lcp_input (struct sppp 
 	struct net_device *dev = sp->pp_if;
 	int len = skb->len;
 	u8 *p, opt[6];
-	u32 rmagic;
+	u32 rmagic = 0;
 
 	if (!pskb_may_pull(skb, sizeof(struct lcp_header))) {
 		if (sp->pp_flags & PP_DEBUG)
_