diff options
Diffstat (limited to 'pngrtran.c')
| -rw-r--r-- | pngrtran.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/pngrtran.c b/pngrtran.c index 0ed5c52e3..576eddf18 100644 --- a/pngrtran.c +++ b/pngrtran.c @@ -1373,6 +1373,9 @@ png_do_read_transformations(png_structp png_ptr) { if (png_ptr->row_info.color_type == PNG_COLOR_TYPE_PALETTE) { + if (png_ptr->palette == NULL) + png_error (png_ptr, "Palette is NULL in indexed image"); + png_do_expand_palette(&(png_ptr->row_info), png_ptr->row_buf + 1, png_ptr->palette, png_ptr->trans_alpha, png_ptr->num_trans); } |