linux-kernel - [PATCH 03/10] zcache: fix a compile warning

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Date:	Tue, 19 Jun 2012 16:33:37 +0800
From:	Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>
To:	Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Seth Jennings <sjenning@...ux.vnet.ibm.com>,
	Dan Magenheimer <dan.magenheimer@...cle.com>,
	LKML <linux-kernel@...r.kernel.org>, linux-mm@...ck.org
Subject: [PATCH 03/10] zcache: fix a compile warning

fix:

drivers/staging/zcache/zcache-main.c: In function ‘zcache_comp_op’:
drivers/staging/zcache/zcache-main.c:112:2: warning: ‘ret’ may be used uninitial

Signed-off-by: Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>
---
 drivers/staging/zcache/zcache-main.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/staging/zcache/zcache-main.c b/drivers/staging/zcache/zcache-main.c
index 32fe0ba..74a3ac8 100644
--- a/drivers/staging/zcache/zcache-main.c
+++ b/drivers/staging/zcache/zcache-main.c
@@ -93,7 +93,7 @@ static inline int zcache_comp_op(enum comp_op op,
 				u8 *dst, unsigned int *dlen)
 {
 	struct crypto_comp *tfm;
-	int ret;
+	int ret = -1;

 	BUG_ON(!zcache_comp_pcpu_tfms);
 	tfm = *per_cpu_ptr(zcache_comp_pcpu_tfms, get_cpu());
-- 
1.7.7.6

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