Merge Fedora Core 2 Updates kernel-2.6.10-1.771_FC2

[linux-2.6.git] / drivers / net / ppp_async.c

diff --git a/drivers/net/ppp_async.c b/drivers/net/ppp_async.c
index e8be5a2..73ecae1 100644 (file)
--- a/drivers/net/ppp_async.c
+++ b/drivers/net/ppp_async.c
@@ -1000,7 +1000,7 @@ static void async_lcp_peek(struct asyncppp *ap, unsigned char *data,
        data += 4;
        dlen -= 4;
        /* data[0] is code, data[1] is length */
-       while (dlen >= 2 && dlen >= data[1]) {
+       while (dlen >= 2 && dlen >= data[1] && data[1] >= 2) {
                switch (data[0]) {
                case LCP_MRU:
                        val = (data[2] << 8) + data[3];