From 8c8e0ca622847a8b1b281b8927d62229effa0004 Mon Sep 17 00:00:00 2001
From: Dmitri Monakho <dmonakhov@openvz.org>
Date: Tue, 9 Apr 2013 22:48:36 -0400
Subject: ext4: fix usless declarations

This patch should fix sparse complains about shadow declatations.

Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 6c5bb8d..4c358f7 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -899,7 +899,6 @@ got:
 	if (EXT4_HAS_RO_COMPAT_FEATURE(sb,
 			EXT4_FEATURE_RO_COMPAT_METADATA_CSUM)) {
 		__u32 csum;
-		struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb);
 		__le32 inum = cpu_to_le32(inode->i_ino);
 		__le32 gen = cpu_to_le32(inode->i_generation);
 		csum = ext4_chksum(sbi, sbi->s_csum_seed, (__u8 *)&inum,
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
index cbc3ace..9491ac0 100644
--- a/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@ -552,7 +552,6 @@ group_add_out:
 
 	case EXT4_IOC_RESIZE_FS: {
 		ext4_fsblk_t n_blocks_count;
-		struct super_block *sb = inode->i_sb;
 		int err = 0, err2 = 0;
 		ext4_group_t o_group = EXT4_SB(sb)->s_groups_count;
 
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 6a87f72..a11ea4d 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -884,8 +884,6 @@ static int ext4_mb_init_cache(struct page *page, char *incore)
 
 	first_block = page->index * blocks_per_page;
 	for (i = 0; i < blocks_per_page; i++) {
-		int group;
-
 		group = (first_block + i) >> 1;
 		if (group >= ngroups)
 			break;
diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c
index a2e696e..661f4ce 100644
--- a/fs/ext4/move_extent.c
+++ b/fs/ext4/move_extent.c
@@ -858,7 +858,6 @@ mext_page_mkuptodate(struct page *page, unsigned from, unsigned to)
 		if (buffer_uptodate(bh))
 			continue;
 		if (!buffer_mapped(bh)) {
-			int err = 0;
 			err = ext4_get_block(inode, block, bh, 0);
 			if (err) {
 				SetPageError(page);
-- 
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