From: Christoph Hellwig <hch@lst.de>
Date: Tue, 10 Jan 2017 02:18:47 +0000 (-0600)
Subject: xfs: remove NULLEXTNUM
X-Git-Tag: v4.10.0-rc1~72
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f5f0bea90f191a0c481cae3ead738093a065dfd5;p=thirdparty%2Fxfsprogs-dev.git

xfs: remove NULLEXTNUM

Source kernel commit: 0e8d630ba039d9976d250eedb82c3a423ad15447

We only ever set a field to this constant for an impossible to reach
error case in xfs_bmap_search_extents.  That functions has been removed,
so we can remove the constant as well.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
---

diff --git a/libxfs/xfs_bmap.c b/libxfs/xfs_bmap.c
index e7c529bef..be2449af4 100644
--- a/libxfs/xfs_bmap.c
+++ b/libxfs/xfs_bmap.c
@@ -4252,7 +4252,7 @@ xfs_bmapi_allocate(
 	if (bma->wasdel) {
 		bma->length = (xfs_extlen_t)bma->got.br_blockcount;
 		bma->offset = bma->got.br_startoff;
-		if (bma->idx != NULLEXTNUM && bma->idx) {
+		if (bma->idx) {
 			xfs_bmbt_get_all(xfs_iext_get_ext(ifp, bma->idx - 1),
 					 &bma->prev);
 		}
diff --git a/libxfs/xfs_types.h b/libxfs/xfs_types.h
index cf044c0f4..717909f2f 100644
--- a/libxfs/xfs_types.h
+++ b/libxfs/xfs_types.h
@@ -57,7 +57,6 @@ typedef __int64_t	xfs_sfiloff_t;	/* signed block number in a file */
 
 #define	NULLAGBLOCK	((xfs_agblock_t)-1)
 #define	NULLAGNUMBER	((xfs_agnumber_t)-1)
-#define	NULLEXTNUM	((xfs_extnum_t)-1)
 
 #define NULLCOMMITLSN	((xfs_lsn_t)-1)