The Coverity checker spotted that if anyone would call this function
with 'prev == NULL', he would still get an Oops a few lines below.
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
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);