[PATCH] vfree does its own NULL check, no need to be explicit in oss/msnd.c

vfree() does it's own NULL checking, no need for explicit check before
calling it.
Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

sound/oss/msnd.c

@@ -95,10 +95,8 @@ void msnd_fifo_init(msnd_fifo *f)
 
 void msnd_fifo_free(msnd_fifo *f)
 {
-	if (f->data) {
 	vfree(f->data);
 	f->data = NULL;
-	}
 }
 
 int msnd_fifo_alloc(msnd_fifo *f, size_t n)