To avoid difficulties on older / stricter C compilers, this patch moves the
variable definition to the beginning of the block in is_ipv4().
Found by Peter Stuge.
Signed-off-by: Fabian Knittel <fabian.knit...@avona.com>
---
proto.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/proto.c b/proto.c
index 64486de..5a9d3a6 100644
--- a/proto.c
+++ b/proto.c
@@ -54,10 +54,10 @@ is_ipv4 (int tunnel_type, struct buffer *buf)
return false;
eh = (const struct openvpn_ethhdr *) BPTR (buf);
if (ntohs (eh->proto) == OPENVPN_ETH_P_8021Q) {
+ const struct openvpn_8021qhdr *evh;
if (BLEN (buf) < (int)(sizeof (struct openvpn_8021qhdr)
+ sizeof (struct openvpn_iphdr)))
return false;
- const struct openvpn_8021qhdr *evh;
evh = (const struct openvpn_8021qhdr *) BPTR (buf);
if (ntohs (evh->proto) != OPENVPN_ETH_P_IPV4)
return false;
--
1.7.0
