return(NULL);
if((transfer->endpos >= 0) && (transfer->curpos + *size >= transfer->endpos))
{
- *size = transfer->endpos - transfer->curpos;
- buf = srealloc(buf, *size);
+ if((*size = transfer->endpos - transfer->curpos) == 0) {
+ free(buf);
+ buf = NULL;
+ } else {
+ buf = srealloc(buf, *size);
+ }
}
transfer->curpos += *size;
bytesupload += *size;