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[libpng16] Quieted Coverity issues in pngfix.c, png-fix-itxt.c, pngvalid.c,

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pngstest.c, and pngimage.c. Most seem harmless, but png-fix-itxt
would only work with iTXt chunks with length 255 or less.

Fixed cexcept.h in which GCC 5 reported that one of the auto
variables in the Try macro needs to be volatile to prevent value
being lost over the setjmp, and fixed g++ build breaks (John Bowler).
This commit is contained in:
Glenn Randers-Pehrson
2015-06-03 22:52:33 -05:00
parent a671f8baea
commit 77476d3c37
7 changed files with 28 additions and 21 deletions
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6
pngwutil.c
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@@ -2195,7 +2195,7 @@ png_do_write_interlace(png_row_infop row_info, png_bytep row, int pass)
{
png_bytep sp;
png_bytep dp;
int shift;
unsigned int shift;
int d;
int value;
png_uint_32 i;
@@ -2233,7 +2233,7 @@ png_do_write_interlace(png_row_infop row_info, png_bytep row, int pass)
{
png_bytep sp;
png_bytep dp;
int shift;
unsigned int shift;
int d;
int value;
png_uint_32 i;
@@ -2270,7 +2270,7 @@ png_do_write_interlace(png_row_infop row_info, png_bytep row, int pass)
{
png_bytep sp;
png_bytep dp;
int shift;
unsigned int shift;
int d;
int value;
png_uint_32 i;