*/
#include <linux/mutex.h>
-#include <sound/driver.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <sound/core.h>
if (blk == NULL)
return NULL;
- if (! prev || prev == &hdr->block)
+ if (prev == &hdr->block)
blk->offset = 0;
else {
struct snd_util_memblk *p = get_memblk(prev);