From 4eadcf9a417a4689e596e3c2a99857c2e3603049 Mon Sep 17 00:00:00 2001
From: Brian Foster <bfoster@redhat.com>
Date: Fri, 27 Oct 2017 09:20:28 -0700
Subject: [PATCH] xfs: fix unused variable warning in xfs_buf_set_ref()
Git-commit: 4eadcf9a417a4689e596e3c2a99857c2e3603049
Patch-mainline: v4.15-rc1
References: bsc#1114427
Fix an unused variable warning on non-DEBUG builds introduced by
commit 7561d27e90 ("xfs: buffer lru reference count error injection
tag").
Signed-off-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Acked-by: Anthony Iliopoulos <ailiopoulos@suse.com>
---
fs/xfs/xfs_buf.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index d481dd2b29a6..db786bce7c03 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -2133,14 +2133,13 @@ xfs_buf_terminate(void)
void xfs_buf_set_ref(struct xfs_buf *bp, int lru_ref)
{
- struct xfs_mount *mp = bp->b_target->bt_mount;
-
/*
* Set the lru reference count to 0 based on the error injection tag.
* This allows userspace to disrupt buffer caching for debug/testing
* purposes.
*/
- if (XFS_TEST_ERROR(false, mp, XFS_ERRTAG_BUF_LRU_REF))
+ if (XFS_TEST_ERROR(false, bp->b_target->bt_mount,
+ XFS_ERRTAG_BUF_LRU_REF))
lru_ref = 0;
atomic_set(&bp->b_lru_ref, lru_ref);
--
2.16.4