@@ -108,7 +108,7 @@ void *snd_malloc_sgbuf_pages(struct device *device,
break;
}
chunk = tmpb.bytes >> PAGE_SHIFT;
- for (i = 0; i < chunk; i++) {
+ for (i = 0; i < chunk && pages > 0; i++) {
table->buf = tmpb.area;
table->addr = tmpb.addr;
if (!i)
@@ -117,9 +117,9 @@ void *snd_malloc_sgbuf_pages(struct device *device,
*pgtable++ = virt_to_page(tmpb.area);
tmpb.area += PAGE_SIZE;
tmpb.addr += PAGE_SIZE;
+ sgbuf->pages++;
+ pages--;
}
- sgbuf->pages += chunk;
- pages -= chunk;
if (chunk < maxpages)
maxpages = chunk;
}