linux-kernel - [PATCH] f2fs: fix sparse warnings

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Date:	Tue, 24 Mar 2015 12:07:38 -0700
From:	Jaegeuk Kim <jaegeuk@...nel.org>
To:	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-f2fs-devel@...ts.sourceforge.net
Cc:	Jaegeuk Kim <jaegeuk@...nel.org>
Subject: [PATCH] f2fs: fix sparse warnings

This patch fixes the below warning.

sparse warnings: (new ones prefixed by >>)

>> fs/f2fs/inode.c:56:23: sparse: restricted __le32 degrades to integer
>> fs/f2fs/inode.c:56:52: sparse: restricted __le32 degrades to integer

Reported-by: kbuild test robot <fengguang.wu@...el.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
---
 fs/f2fs/inode.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index 07237ac..e622ec9 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -53,7 +53,9 @@ static void __get_inode_rdev(struct inode *inode, struct f2fs_inode *ri)
 
 static bool __written_first_block(struct f2fs_inode *ri)
 {
-	if (ri->i_addr[0] != NEW_ADDR && ri->i_addr[0] != NULL_ADDR)
+	block_t addr = le32_to_cpu(ri->i_addr[0]);
+
+	if (addr != NEW_ADDR && addr != NULL_ADDR)
 		return true;
 	return false;
 }
-- 
2.1.1

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