Merge remote-tracking branch 'qatar/master'

* qatar/master:
  rtpdec: Initialize some variables to silence compiler warnings
Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavformat/rtpdec.c

@@ -424,7 +424,7 @@ int ff_rtp_send_rtcp_feedback(RTPDemuxContext *s, URLContext *fd,
     AVIOContext *pb;
     uint8_t *buf;
     int64_t now;
-    uint16_t first_missing, missing_mask;
+    uint16_t first_missing = 0, missing_mask = 0;
 
     if (!fd && !avio)
         return -1;

libavformat/rtpdec_vp8.c

@@ -82,7 +82,7 @@ static int vp8_handle_packet(AVFormatContext *ctx, PayloadContext *vp8,
         keyidx_present = 0;
     int pictureid = -1, pictureid_mask = 0;
     int returned_old_frame = 0;
-    uint32_t old_timestamp;
+    uint32_t old_timestamp = 0;
 
     if (!buf) {
         if (vp8->data) {