1 files changed, 8 insertions, 12 deletions

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 377309c1af65..06328d3e5717 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -401,9 +401,9 @@ static int ext4_valid_extent_entries(struct inode *inode,
         return 1;
 }
 
-static int __ext4_ext_check(const char *function, struct inode *inode,
-                                        struct ext4_extent_header *eh,
-                                        int depth)
+static int __ext4_ext_check(const char *function, unsigned int line,
+                            struct inode *inode, struct ext4_extent_header *eh,
+                            int depth)
 {
         const char *error_msg;
         int max = 0;
@@ -436,7 +436,7 @@ static int __ext4_ext_check(const char *function, struct inode *inode,
         return 0;
 
 corrupted:
-        ext4_error_inode(function, inode,
+        ext4_error_inode(inode, function, line, 0,
                         "bad header/extent: %s - magic %x, "
                         "entries %u, max %u(%u), depth %u(%u)",
                         error_msg, le16_to_cpu(eh->eh_magic),
@@ -447,7 +447,7 @@ corrupted:
 }
 
 #define ext4_ext_check(inode, eh, depth)        \
-        __ext4_ext_check(__func__, inode, eh, depth)
+        __ext4_ext_check(__func__, __LINE__, inode, eh, depth)
 
 int ext4_ext_check_inode(struct inode *inode)
 {
@@ -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);
@@ -2937,7 +2936,7 @@ fix_extent_len:
  * One of more index blocks maybe needed if the extent tree grow after
  * the unintialized extent split. To prevent ENOSPC occur at the IO
  * complete, we need to split the uninitialized extent before DIO submit
- * the IO. The uninitilized extent called at this time will be split
+ * the IO. The uninitialized extent called at this time will be split
  * into three uninitialized extent(at most). After IO complete, the part
  * being filled will be convert to initialized by the end_io callback function
  * via ext4_convert_unwritten_extents().
@@ -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;