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>

1 files changed, 2 insertions, 6 deletions

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 377309c1af65..346de3daab79 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -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;