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ip_frag: fix compiler warnings, unused variable

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In case of IP_REASS_FREE_OLDEST==0, the argument clen of
ip_reass_enqueue_new_datagram() will not used and leads
the compiler to a warning.

Signed-off-by: Stephan Linz <linz@li-pro.net>
This commit is contained in:
Stephan Linz 2016-01-18 09:32:23 +01:00 committed by Dirk Ziegelmeier
parent 289d1dd7f3
commit 80375e68dd
1 changed files with 4 additions and 0 deletions
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4
src/core/ipv4/ip_frag.c
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@ -274,6 +274,10 @@ static struct ip_reassdata*
ip_reass_enqueue_new_datagram(struct ip_hdr *fraghdr, int clen) ip_reass_enqueue_new_datagram(struct ip_hdr *fraghdr, int clen)
{ {
struct ip_reassdata* ipr; struct ip_reassdata* ipr;
#if ! IP_REASS_FREE_OLDEST
LWIP_UNUSED_ARG(clen);
#endif
/* No matching previous fragment found, allocate a new reassdata struct */ /* No matching previous fragment found, allocate a new reassdata struct */
ipr = (struct ip_reassdata *)memp_malloc(MEMP_REASSDATA); ipr = (struct ip_reassdata *)memp_malloc(MEMP_REASSDATA);
if (ipr == NULL) { if (ipr == NULL) {