Merge commit '28fb80dcbf6f63eedfcfffc725a6bf0069d03fab'

* commit '28fb80dcbf6f63eedfcfffc725a6bf0069d03fab':
  svq1: Check memory allocation

Conflicts:
	libavcodec/svq1enc.c

See: 2a3af77284
Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/svq1enc.c

@@ -556,8 +556,8 @@ static av_cold int svq1_encode_init(AVCodecContext *avctx)
                                         s->y_block_height * sizeof(int32_t));
     s->ssd_int8_vs_int16   = ssd_int8_vs_int16_c;
 
-    if (!s->m.me.scratchpad || !s->m.me.map || !s->m.me.score_map ||
-        !s->mb_type || !s->dummy) {
+    if (!s->m.me.temp || !s->m.me.scratchpad || !s->m.me.map ||
+        !s->m.me.score_map || !s->mb_type || !s->dummy) {
         svq1_encode_end(avctx);
         return AVERROR(ENOMEM);
     }
@@ -622,8 +622,15 @@ static int svq1_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
                               s->frame_width  / (i ? 4 : 1),
                               s->frame_height / (i ? 4 : 1),
                               pict->linesize[i],
-                              s->current_picture->linesize[i]) < 0)
+                              s->current_picture->linesize[i]) < 0) {
+            int j;
+            for (j = 0; j < i; j++) {
+                av_freep(&s->motion_val8[j]);
+                av_freep(&s->motion_val16[j]);
+            }
+            av_freep(&s->scratchbuf);
             return -1;
+        }
 
     // avpriv_align_put_bits(&s->pb);
     while (put_bits_count(&s->pb) & 31)