shader: Use strdup in rewrite_1d_image_coordinate
Avoid the use of the length as we were missing the addition of the NULL character meaning that we could make strbuf_fmt overflow.
Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.
Avoid the use of the length as we were missing the addition of the NULL character meaning that we could make strbuf_fmt overflow.