[patch 155/181] mm/zbud: remove redundant initialization

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From: Xiang Chen <chenxiang66@xxxxxxxxxxxxx>
Subject: mm/zbud: remove redundant initialization

zhdr is already initialized in the front of the function, so remove
redundant initialization here.

Link: https://lkml.kernel.org/r/1600419885-191907-1-git-send-email-chenxiang66@xxxxxxxxxxxxx
Signed-off-by: Xiang Chen <chenxiang66@xxxxxxxxxxxxx>
Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>
Cc: Seth Jennings <sjenning@xxxxxxxxxx>
Cc: Dan Streetman <ddstreet@xxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 mm/zbud.c |    1 -
 1 file changed, 1 deletion(-)

--- a/mm/zbud.c~mm-zbud-remove-redundant-initialization
+++ a/mm/zbud.c
@@ -367,7 +367,6 @@ int zbud_alloc(struct zbud_pool *pool, s
 	spin_lock(&pool->lock);
 
 	/* First, try to find an unbuddied zbud page. */
-	zhdr = NULL;
 	for_each_unbuddied_list(i, chunks) {
 		if (!list_empty(&pool->unbuddied[i])) {
 			zhdr = list_first_entry(&pool->unbuddied[i],
_



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