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[libpng16] Trying to isolate oss-fuzz issue in png_set_text_2().

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Glenn Randers-Pehrson 2017-09-10 05:45:44 -05:00
parent b5ae93d72e
commit 1aabcfdbae
1 changed files with 12 additions and 1 deletions
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13
pngset.c
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@ -889,7 +889,18 @@ png_set_text_2(png_const_structrp png_ptr, png_inforp info_ptr,
if (text_ptr[i].text[0] == '\0')
text_0_is_0=1;
if (text_is_null || text_0_is_0)
if (text_is_null)
{
text_length = 0;
# ifdef PNG_iTXt_SUPPORTED
if (text_ptr[i].compression > 0)
textp->compression = PNG_ITXT_COMPRESSION_NONE;
else
# endif
textp->compression = PNG_TEXT_COMPRESSION_NONE;
}
else if (text_0_is_0)
{
text_length = 0;
# ifdef PNG_iTXt_SUPPORTED