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LWIP_LOOPBACK_MAX_PBUFS: fix compilation or memory leak for LWIP_LOOPBACK_MAX_PBUFS > 255

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goldsimon 2017-06-25 20:31:09 +02:00
parent af0f4d4020
commit 197166d906
1 changed files with 1 additions and 1 deletions
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2
src/core/netif.c
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@ -956,7 +956,7 @@ netif_loop_output(struct netif *netif, struct pbuf *p)
clen = pbuf_clen(r);
/* check for overflow or too many pbuf on queue */
if (((netif->loop_cnt_current + clen) < netif->loop_cnt_current) ||
((netif->loop_cnt_current + clen) > LWIP_LOOPBACK_MAX_PBUFS)) {
((netif->loop_cnt_current + clen) > LWIP_MAX(LWIP_LOOPBACK_MAX_PBUFS, 0xFFFF))) {
pbuf_free(r);
LINK_STATS_INC(link.memerr);
LINK_STATS_INC(link.drop);