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authorDarrick J. Wong <darrick.wong@oracle.com>2020-01-24 02:01:20 +0100
committerDarrick J. Wong <darrick.wong@oracle.com>2020-01-26 23:32:27 +0100
commit706b8c5bc70391be510a5454f307db90b622b279 (patch)
tree879091617e5a0b9614d5ab212b3a125ef8993bb6 /fs/xfs/xfs_discard.c
parentxfs: make xfs_*read_agf return EAGAIN to ALLOC_FLAG_TRYLOCK callers (diff)
downloadlinux-706b8c5bc70391be510a5454f307db90b622b279.tar.xz
linux-706b8c5bc70391be510a5454f307db90b622b279.zip
xfs: remove unnecessary null pointer checks from _read_agf callers
Drop the null buffer pointer checks in all code that calls xfs_alloc_read_agf and doesn't pass XFS_ALLOC_FLAG_TRYLOCK because they're no longer necessary. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com>
Diffstat (limited to 'fs/xfs/xfs_discard.c')
-rw-r--r--fs/xfs/xfs_discard.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/xfs_discard.c b/fs/xfs/xfs_discard.c
index cae613620175..0b8350e84d28 100644
--- a/fs/xfs/xfs_discard.c
+++ b/fs/xfs/xfs_discard.c
@@ -45,7 +45,7 @@ xfs_trim_extents(
xfs_log_force(mp, XFS_LOG_SYNC);
error = xfs_alloc_read_agf(mp, NULL, agno, 0, &agbp);
- if (error || !agbp)
+ if (error)
goto out_put_perag;
cur = xfs_allocbt_init_cursor(mp, NULL, agbp, agno, XFS_BTNUM_CNT);