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ext4: remove initialized but not read variables

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No real bugs found, just removed some dead code.

Found by gcc 4.6's new warnings.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Andi Kleen
2010-06-14 13:28:03 -04:00
committed by Theodore Ts'o
parent 07a038245b
commit 5a0790c2c4
7 changed files with 10 additions and 50 deletions
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8
fs/ext4/extents.c
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@ -1083,7 +1083,6 @@ static int ext4_ext_grow_indepth(handle_t *handle, struct inode *inode,
{
struct ext4_ext_path *curp = path;
struct ext4_extent_header *neh;
struct ext4_extent_idx *fidx;
struct buffer_head *bh;
ext4_fsblk_t newblock;
int err = 0;
@ -1144,10 +1143,10 @@ static int ext4_ext_grow_indepth(handle_t *handle, struct inode *inode,
ext4_idx_store_pblock(curp->p_idx, newblock);
neh = ext_inode_hdr(inode);
fidx = EXT_FIRST_INDEX(neh);
ext_debug("new root: num %d(%d), lblock %d, ptr %llu\n",
le16_to_cpu(neh->eh_entries), le16_to_cpu(neh->eh_max),
le32_to_cpu(fidx->ei_block), idx_pblock(fidx));
le32_to_cpu(EXT_FIRST_INDEX(neh)->ei_block),
idx_pblock(EXT_FIRST_INDEX(neh)));
neh->eh_depth = cpu_to_le16(path->p_depth + 1);
err = ext4_ext_dirty(handle, inode, curp);
@ -2954,7 +2953,6 @@ static int ext4_split_unwritten_extents(handle_t *handle,
struct ext4_extent *ex1 = NULL;
struct ext4_extent *ex2 = NULL;
struct ext4_extent *ex3 = NULL;
struct ext4_extent_header *eh;
ext4_lblk_t ee_block, eof_block;
unsigned int allocated, ee_len, depth;
ext4_fsblk_t newblock;
@ -2971,7 +2969,6 @@ static int ext4_split_unwritten_extents(handle_t *handle,
eof_block = map->m_lblk + map->m_len;
depth = ext_depth(inode);
eh = path[depth].p_hdr;
ex = path[depth].p_ext;
ee_block = le32_to_cpu(ex->ee_block);
ee_len = ext4_ext_get_actual_len(ex);
@ -3058,7 +3055,6 @@ static int ext4_split_unwritten_extents(handle_t *handle,
err = PTR_ERR(path);
goto out;
}
eh = path[depth].p_hdr;
ex = path[depth].p_ext;
if (ex2 != &newex)
ex2 = ex;