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authorAlexander Aring <alex.aring@gmail.com>2015-10-13 13:42:56 +0200
committerMarcel Holtmann <marcel@holtmann.org>2015-10-21 00:49:24 +0200
commitbf513fd6fc609590b7835c0dba624ccb9f8f9214 (patch)
treed67d1ce786f536b031346e84e1217e59a4ae9b4e /net/6lowpan
parentcefdb801c80736017b5a0d97a4a9f816d5a98fc4 (diff)
downloadlinux-stericsson-bf513fd6fc609590b7835c0dba624ccb9f8f9214.tar.gz
6lowpan: introduce LOWPAN_IPHC_MAX_HC_BUF_LEN
This patch introduces the LOWPAN_IPHC_MAX_HC_BUF_LEN define which represent the worst-case supported IPHC buffer length. It's used to allocate the stack buffer space for creating the IPHC header. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Acked-by: Jukka Rissanen <jukka.rissanen@linux.intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/6lowpan')
-rw-r--r--net/6lowpan/iphc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/6lowpan/iphc.c b/net/6lowpan/iphc.c
index 78c8a495b571..dd5f27d5358e 100644
--- a/net/6lowpan/iphc.c
+++ b/net/6lowpan/iphc.c
@@ -429,7 +429,7 @@ int lowpan_header_compress(struct sk_buff *skb, struct net_device *dev,
{
u8 tmp, iphc0, iphc1, *hc_ptr;
struct ipv6hdr *hdr;
- u8 head[100] = {};
+ u8 head[LOWPAN_IPHC_MAX_HC_BUF_LEN] = {};
int ret, addr_type;
if (type != ETH_P_IPV6)