return error if read failed

Originally committed as revision 17173 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago · 2dc9188465
parent 6fcce4f995
commit 2dc9188465
1 changed files with 2 additions and 1 deletions
--- a/libavformat/ffmdec.c
+++ b/libavformat/ffmdec.c
@ -30,7 +30,8 @@ int64_t ffm_read_write_index(int fd)
    uint8_t buf[8];

    lseek(fd, 8, SEEK_SET);
-    read(fd, buf, 8);
+    if (read(fd, buf, 8) != 8)
+        return AVERROR(EIO);
    return AV_RB64(buf);
 }