ext2: le*_add_cpu conversion

replace all:
little_endian_variable = cpu_to_leX(leX_to_cpu(little_endian_variable) +
					expression_in_cpu_byteorder);
with:
	leX_add_cpu(&little_endian_variable, expression_in_cpu_byteorder);
generated with semantic patch

Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

3 files changed, 8 insertions, 15 deletions

diff --git a/fs/ext2/ialloc.c b/fs/ext2/ialloc.c
index 08f647d8188d..f59741346760 100644
--- a/fs/ext2/ialloc.c
+++ b/fs/ext2/ialloc.c
@@ -75,11 +75,9 @@ static void ext2_release_inode(struct super_block *sb, int group, int dir)
         }
 
         spin_lock(sb_bgl_lock(EXT2_SB(sb), group));
-        desc->bg_free_inodes_count =
-                cpu_to_le16(le16_to_cpu(desc->bg_free_inodes_count) + 1);
+        le16_add_cpu(&desc->bg_free_inodes_count, 1);
         if (dir)
-                desc->bg_used_dirs_count =
-                        cpu_to_le16(le16_to_cpu(desc->bg_used_dirs_count) - 1);
+                le16_add_cpu(&desc->bg_used_dirs_count, -1);
         spin_unlock(sb_bgl_lock(EXT2_SB(sb), group));
         if (dir)
                 percpu_counter_dec(&EXT2_SB(sb)->s_dirs_counter);
@@ -539,13 +537,11 @@ got:
                 percpu_counter_inc(&sbi->s_dirs_counter);
 
         spin_lock(sb_bgl_lock(sbi, group));
-        gdp->bg_free_inodes_count =
-                cpu_to_le16(le16_to_cpu(gdp->bg_free_inodes_count) - 1);
+        le16_add_cpu(&gdp->bg_free_inodes_count, -1);
         if (S_ISDIR(mode)) {
                 if (sbi->s_debts[group] < 255)
                         sbi->s_debts[group]++;
-                gdp->bg_used_dirs_count =
-                        cpu_to_le16(le16_to_cpu(gdp->bg_used_dirs_count) + 1);
+                le16_add_cpu(&gdp->bg_used_dirs_count, 1);
         } else {
                 if (sbi->s_debts[group])
                         sbi->s_debts[group]--;
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 088b011bb97e..40d934c3e403 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -604,7 +604,7 @@ static int ext2_setup_super (struct super_block * sb,
                         "running e2fsck is recommended\n");
         if (!le16_to_cpu(es->s_max_mnt_count))
                 es->s_max_mnt_count = cpu_to_le16(EXT2_DFL_MAX_MNT_COUNT);
-        es->s_mnt_count=cpu_to_le16(le16_to_cpu(es->s_mnt_count) + 1);
+        le16_add_cpu(&es->s_mnt_count, 1);
         ext2_write_super(sb);
         if (test_opt (sb, DEBUG))
                 printk ("[EXT II FS %s, %s, bs=%lu, fs=%lu, gc=%lu, "
diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c
index a99d46f3b26e..b86f02747eaf 100644
--- a/fs/ext2/xattr.c
+++ b/fs/ext2/xattr.c
@@ -646,8 +646,7 @@ ext2_xattr_set2(struct inode *inode, struct buffer_head *old_bh,
                                         unlock_buffer(new_bh);
                                         goto cleanup;
                                 }
-                                HDR(new_bh)->h_refcount = cpu_to_le32(1 +
-                                        le32_to_cpu(HDR(new_bh)->h_refcount));
+                                le32_add_cpu(&HDR(new_bh)->h_refcount, 1);
                                 ea_bdebug(new_bh, "refcount now=%d",
                                         le32_to_cpu(HDR(new_bh)->h_refcount));
                         }
@@ -731,8 +730,7 @@ ext2_xattr_set2(struct inode *inode, struct buffer_head *old_bh,
                         bforget(old_bh);
                 } else {
                         /* Decrement the refcount only. */
-                        HDR(old_bh)->h_refcount = cpu_to_le32(
-                                le32_to_cpu(HDR(old_bh)->h_refcount) - 1);
+                        le32_add_cpu(&HDR(old_bh)->h_refcount, -1);
                         if (ce)
                                 mb_cache_entry_release(ce);
                         DQUOT_FREE_BLOCK(inode, 1);
@@ -789,8 +787,7 @@ ext2_xattr_delete_inode(struct inode *inode)
                 bforget(bh);
                 unlock_buffer(bh);
         } else {
-                HDR(bh)->h_refcount = cpu_to_le32(
-                        le32_to_cpu(HDR(bh)->h_refcount) - 1);
+                le32_add_cpu(&HDR(bh)->h_refcount, -1);
                 if (ce)
                         mb_cache_entry_release(ce);
                 ea_bdebug(bh, "refcount now=%d",