Merge tag 'v4.0.8' into xlnx_4.0.8-rt6

[zynq/linux.git] / fs / ext4 / namei.c

diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 28fe71a2904c6de8c9774e67238d3a16a9b422a6..aae7011d99e8a84e17248dc6c93283bb19aa74f7 100644 (file)
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -1865,7 +1865,7 @@ static int ext4_add_entry(handle_t *handle, struct dentry *dentry,
                          struct inode *inode)
 {
        struct inode *dir = dentry->d_parent->d_inode;
-       struct buffer_head *bh;
+       struct buffer_head *bh = NULL;
        struct ext4_dir_entry_2 *de;
        struct ext4_dir_entry_tail *t;
        struct super_block *sb;
@@ -1889,14 +1889,14 @@ static int ext4_add_entry(handle_t *handle, struct dentry *dentry,
                        return retval;
                if (retval == 1) {
                        retval = 0;
-                       return retval;
+                       goto out;
                }
        }
 
        if (is_dx(dir)) {
                retval = ext4_dx_add_entry(handle, dentry, inode);
                if (!retval || (retval != ERR_BAD_DX_DIR))
-                       return retval;
+                       goto out;
                ext4_clear_inode_flag(dir, EXT4_INODE_INDEX);
                dx_fallback++;
                ext4_mark_inode_dirty(handle, dir);
@@ -1908,14 +1908,15 @@ static int ext4_add_entry(handle_t *handle, struct dentry *dentry,
                        return PTR_ERR(bh);
 
                retval = add_dirent_to_buf(handle, dentry, inode, NULL, bh);
-               if (retval != -ENOSPC) {
-                       brelse(bh);
-                       return retval;
-               }
+               if (retval != -ENOSPC)
+                       goto out;
 
                if (blocks == 1 && !dx_fallback &&
-                   EXT4_HAS_COMPAT_FEATURE(sb, EXT4_FEATURE_COMPAT_DIR_INDEX))
-                       return make_indexed_dir(handle, dentry, inode, bh);
+                   EXT4_HAS_COMPAT_FEATURE(sb, EXT4_FEATURE_COMPAT_DIR_INDEX)) {
+                       retval = make_indexed_dir(handle, dentry, inode, bh);
+                       bh = NULL; /* make_indexed_dir releases bh */
+                       goto out;
+               }
                brelse(bh);
        }
        bh = ext4_append(handle, dir, &block);
@@ -1931,6 +1932,7 @@ static int ext4_add_entry(handle_t *handle, struct dentry *dentry,
        }
 
        retval = add_dirent_to_buf(handle, dentry, inode, de, bh);
+out:
        brelse(bh);
        if (retval == 0)
                ext4_set_inode_state(inode, EXT4_STATE_NEWENTRY);