xfs: move remote attr retrieval into xfs_attr3_leaf_getvalue

Because we repeat exactly the same code to get the remote attribute
value after both calls to xfs_attr3_leaf_getvalue() if it's a remote
attr. Just do it in xfs_attr3_leaf_getvalue() so the callers don't
have to care about it.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>

fs/xfs/libxfs/xfs_attr.c

@@ -794,15 +794,7 @@ xfs_attr_leaf_get(xfs_da_args_t *args)
 	}
 	error = xfs_attr3_leaf_getvalue(bp, args);
 	xfs_trans_brelse(args->trans, bp);
-	if (error)
-		return error;
-
-	/* check if we have to retrieve a remote attribute to get the value */
-	if (args->flags & ATTR_KERNOVAL)
-		return 0;
-	if (!args->rmtblkno)
-		return 0;
-	return xfs_attr_rmtval_get(args);
+	return error;
 }
 
 /*========================================================================
@@ -1316,12 +1308,6 @@ xfs_attr_node_get(xfs_da_args_t *args)
 	 */
 	blk = &state->path.blk[state->path.active - 1];
 	retval = xfs_attr3_leaf_getvalue(blk->bp, args);
-	if (retval)
-		goto out_release;
-	if (args->flags & ATTR_KERNOVAL)
-		goto out_release;
-	if (args->rmtblkno > 0)
-		retval = xfs_attr_rmtval_get(args);
 
 	/*
 	 * If not in a transaction, we have to release all the buffers.

fs/xfs/libxfs/xfs_attr_leaf.c

@@ -2410,7 +2410,7 @@ xfs_attr3_leaf_getvalue(
 		return -ERANGE;
 	}
 	args->valuelen = args->rmtvaluelen;
-	return 0;
+	return xfs_attr_rmtval_get(args);
 }
 
 /*========================================================================