Fix buffer reallocation size in netbios_session_packet_append.

This fixes a crash in `smb_fwrite` under iOS.
videolabs · Mar 1, 2022 · f99b123 · f99b123
1 parent 32e8f95
commit f99b123
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/netbios_session.c b/src/netbios_session.c
@@ -246,7 +246,7 @@ int               netbios_session_packet_append(netbios_session *s,
     assert(s && s->packet);
 
     if (s->packet_payload_size - s->packet_cursor < size)
-        if (!session_buffer_realloc(s, size + s->packet_cursor))
+        if (!session_buffer_realloc(s, size + s->packet_cursor + sizeof(netbios_session_packet)))
             return 0;
 
     start = ((char *)&s->packet->payload) + s->packet_cursor;