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Bluetooth: samples: ipsp: Fix crash on TCP connection closure

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Be sure to check for NULL pkt in receive callback, which means TCP
EOF. The fix ported from echo_server sample.

Jira: ZEP-2423

Signed-off-by: Paul Sokolovsky <paul.sokolovsky@linaro.org>
This commit is contained in:
Paul Sokolovsky 2017-08-16 17:48:11 +03:00 committed by Jukka Rissanen
parent 480cfac4f2
commit 7ef28df980
1 changed files with 8 additions and 1 deletions
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9
samples/bluetooth/ipsp/src/main.c
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@ -270,10 +270,17 @@ static void tcp_received(struct net_context *context,
void *user_data)
{
static char dbg[MAX_DBG_PRINT + 1];
sa_family_t family = net_pkt_family(pkt);
sa_family_t family;
struct net_pkt *reply_pkt;
int ret;
if (!pkt) {
/* EOF condition */
return;
}
family = net_pkt_family(pkt);
snprintf(dbg, MAX_DBG_PRINT, "TCP IPv%c",
family == AF_INET6 ? '6' : '4');