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fix bug #52976: lwip_ioctl() FIONREAD crash

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goldsimon
2018-01-27 14:45:17 +01:00
parent 05ba509e33
commit 93f9c56c32
1 changed files with 1 additions and 1 deletions
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2
src/api/sockets.c
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@@ -3726,7 +3726,7 @@ lwip_ioctl(int s, long cmd, void *argp)
/* Check if there is data left from the last recv operation. /maq 041215 */
if (sock->lastdata.netbuf) {
if (NETCONNTYPE_GROUP(netconn_type(sock->conn)) != NETCONN_TCP) {
if (NETCONNTYPE_GROUP(netconn_type(sock->conn)) == NETCONN_TCP) {
recv_avail += sock->lastdata.pbuf->tot_len;
} else {
recv_avail += sock->lastdata.netbuf->p->tot_len;