ext4: remove initialized but not read variables
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>
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 377309c..346de3d 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -1083,7 +1083,6 @@
{
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 @@
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 @@
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 @@
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 @@
err = PTR_ERR(path);
goto out;
}
- eh = path[depth].p_hdr;
ex = path[depth].p_ext;
if (ex2 != &newex)
ex2 = ex;