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avcodec/tiff: move bpp check to after "end:"

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This ensures that all current and future code-pathes get bpp checked

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit d5e9fc7821)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-03-08 23:27:43 +01:00
parent 07df052d8d
commit c5b2ef3bdf
1 changed files with 7 additions and 7 deletions
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14
libavcodec/tiff.c
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@ -839,13 +839,6 @@ static int tiff_decode_tag(TiffContext *s, AVFrame *frame)
s->bpp = -1;
}
}
if (s->bpp > 64U) {
av_log(s->avctx, AV_LOG_ERROR,
"This format is not supported (bpp=%d, %d components)\n",
s->bpp, count);
s->bpp = 0;
return AVERROR_INVALIDDATA;
}
break;
case TIFF_SAMPLES_PER_PIXEL:
if (count != 1) {
@ -1158,6 +1151,13 @@ static int tiff_decode_tag(TiffContext *s, AVFrame *frame)
}
}
end:
if (s->bpp > 64U) {
av_log(s->avctx, AV_LOG_ERROR,
"This format is not supported (bpp=%d, %d components)\n",
s->bpp, count);
s->bpp = 0;
return AVERROR_INVALIDDATA;
}
bytestream2_seek(&s->gb, start, SEEK_SET);
return 0;
}