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[libpng17] Removed a redundant test in png_set_IHDR().

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Glenn Randers-Pehrson
2013-06-04 15:09:06 -05:00
parent 3c051ee282
commit 4c9168875b
3 changed files with 6 additions and 13 deletions
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11
pngset.c
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@@ -238,16 +238,7 @@ png_set_IHDR(png_const_structrp png_ptr, png_inforp info_ptr,
info_ptr->pixel_depth = (png_byte)(info_ptr->channels * info_ptr->bit_depth);
/* Check for potential overflow */
if (width >
(PNG_UINT_32_MAX >> 3) /* 8-byte RRGGBBAA pixels */
- 48 /* bigrowbuf hack */
- 1 /* filter byte */
- 7*8 /* rounding of width to multiple of 8 pixels */
- 8) /* extra max_pixel_depth pad */
info_ptr->rowbytes = 0;
else
info_ptr->rowbytes = PNG_ROWBYTES(info_ptr->pixel_depth, width);
info_ptr->rowbytes = PNG_ROWBYTES(info_ptr->pixel_depth, width);
}
#ifdef PNG_oFFs_SUPPORTED