matroskadec: declare var where it's used

Originally committed as revision 14563 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago · 8ecdab8f5a
parent 2cbc8811ab
commit 8ecdab8f5a
1 changed files with 1 additions and 4 deletions
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@ -1386,7 +1386,6 @@ matroska_parse_seekhead (MatroskaDemuxContext *matroska)
                    case MATROSKA_ID_TAGS: {
                        uint32_t level_up = matroska->level_up;
                        offset_t before_pos;
-                        uint64_t length;
                        MatroskaLevel level;

                        /* remember the peeked ID and the current position */
@ -1448,9 +1447,7 @@ matroska_parse_seekhead (MatroskaDemuxContext *matroska)
                        /* remove dummy level */
                        if (dummy_level)
                            while (matroska->num_levels) {
-                                matroska->num_levels--;
-                                length =
-                                  matroska->levels[matroska->num_levels].length;
+                                uint64_t length = matroska->levels[--matroska->num_levels].length;
                                if (length == (uint64_t)-1)
                                    break;
                            }