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Pointer arithmetic on void pointers is illegal

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We quick-fix this by casting to char*; it might be more appropriate to
use char pointers in the first place.
This commit is contained in:
Christoph M. Becker 2019-04-02 10:37:40 +02:00
parent 887a7b5714
commit 01a4de5c58
1 changed files with 2 additions and 2 deletions
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4
ext/exif/exif.c
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@ -1740,9 +1740,9 @@ static void exif_iif_add_value(image_info_type *image_info, int section_index, c
} else {
info_value = &info_data->value;
}
vptr_end = value+value_len;
vptr_end = (char *) value + value_len;
for (idex=0,vptr=value; idex<(size_t)length; idex++,vptr=(char *) vptr + php_tiff_bytes_per_format[format]) {
if (vptr_end - vptr < php_tiff_bytes_per_format[format]) {
if ((char *) vptr_end - (char *) vptr < php_tiff_bytes_per_format[format]) {
exif_error_docref("exif_iif_add_value" EXIFERR_CC, image_info, E_WARNING, "Value too short");
break;
}