packet: return zero for pktbuf_len() when pktbuf ptr is NULL

tvheadend · Jan 13, 2015 · 6f6f20e · 6f6f20e
1 parent 4949382
commit 6f6f20e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/packet.h b/src/packet.h
@@ -115,7 +115,7 @@ pktbuf_t *pktbuf_make(void *data, size_t size);
 
 pktbuf_t *pktbuf_append(pktbuf_t *pb, const void *data, size_t size);
 
-static inline size_t   pktbuf_len(pktbuf_t *pb) { return pb->pb_size; }
+static inline size_t   pktbuf_len(pktbuf_t *pb) { return pb ? pb->pb_size : 0; }
 static inline uint8_t *pktbuf_ptr(pktbuf_t *pb) { return pb->pb_data; }
 
 #endif /* PACKET_H_ */