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Check for nil buffers in patty_ax25_sock_destroy()

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Check before trying to free() nil buffers in patty_ax25_sock_destroy()
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XANTRONIX Development 2020-08-14 17:38:16 -04:00 • committed by XANTRONIX Industrial
parent a5fe9be054
commit 4befed8d45
1 changed files with 12 additions and 3 deletions
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15
src/sock.c
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@ -198,9 +198,18 @@ void patty_ax25_sock_destroy(patty_ax25_sock *sock) {
(void)close(sock->fd); (void)close(sock->fd);
} }
free(sock->tx_slots); if (sock->tx_slots) {
free(sock->rx_buf); free(sock->tx_slots);
free(sock->tx_buf); }
if (sock->rx_buf) {
free(sock->rx_buf);
}
if (sock->tx_buf) {
free(sock->tx_buf);
}
free(sock); free(sock);
} }