btrfs: rename err to ret in btrfs_setattr()

Unify naming of return value to the preferred way.

Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 8d293638615c35b1ac944ab56c9e6e4115697778..6114104db63b051fc8a97c3da73fab55e9118b7f 100644 (file)
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -5279,31 +5279,31 @@ static int btrfs_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
 {
        struct inode *inode = d_inode(dentry);
        struct btrfs_root *root = BTRFS_I(inode)->root;
-       int err;
+       int ret;
 
        if (btrfs_root_readonly(root))
                return -EROFS;
 
-       err = setattr_prepare(idmap, dentry, attr);
-       if (err)
-               return err;
+       ret = setattr_prepare(idmap, dentry, attr);
+       if (ret)
+               return ret;
 
        if (S_ISREG(inode->i_mode) && (attr->ia_valid & ATTR_SIZE)) {
-               err = btrfs_setsize(inode, attr);
-               if (err)
-                       return err;
+               ret = btrfs_setsize(inode, attr);
+               if (ret)
+                       return ret;
        }
 
        if (attr->ia_valid) {
                setattr_copy(idmap, inode, attr);
                inode_inc_iversion(inode);
-               err = btrfs_dirty_inode(BTRFS_I(inode));
+               ret = btrfs_dirty_inode(BTRFS_I(inode));
 
-               if (!err && attr->ia_valid & ATTR_MODE)
-                       err = posix_acl_chmod(idmap, dentry, inode->i_mode);
+               if (!ret && attr->ia_valid & ATTR_MODE)
+                       ret = posix_acl_chmod(idmap, dentry, inode->i_mode);
        }
 
-       return err;
+       return ret;
 }
 
 /*