return error if read failed

Originally committed as revision 17173 to svn://svn.ffmpeg.org/ffmpeg/trunk

return error if read failed
Originally committed as revision 17173 to svn://svn.ffmpeg.org/ffmpeg/trunk
2dc91884 · Baptiste Coudurier · 6fcce4f9 · 2dc91884
Commit 2dc91884 authored Feb 12, 2009 by Baptiste Coudurier
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ffmdec.c libavformat/ffmdec.c +2 -1

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--- 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);
 }