[2.6 patch] sound/synth/util_mem.c: remove pointless check

[Adrian Bunk <bunk@stusta.de>]

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>

---

--- linux-2.6.22-rc6-mm1/sound/synth/util_mem.c.old	2007-07-24 19:37:50.000000000 +0200
+++ linux-2.6.22-rc6-mm1/sound/synth/util_mem.c	2007-07-24 19:38:37.000000000 +0200
@@ -112,15 +112,15 @@ __snd_util_memblk_new(struct snd_util_me
 	struct snd_util_memblk *blk;
 
 	blk = kmalloc(sizeof(struct snd_util_memblk) + hdr->block_extra_size,
 		      GFP_KERNEL);
 	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);
 		blk->offset = p->offset + p->size;
 	}
 	blk->size = units;
 	list_add(&blk->list, prev);

-
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