diff mbox series

[5.10,CANDIDATE,v2,4/7] xfs: ensure xfs_errortag_random_default matches XFS_ERRTAG_MAX

Message ID 20220627073311.2800330-5-amir73il@gmail.com (mailing list archive)
State New, archived
Headers show
Series xfs stable candidate patches for 5.10.y (from v5.13) | expand

Commit Message

Amir Goldstein June 27, 2022, 7:33 a.m. UTC
From: Gao Xiang <hsiangkao@redhat.com>

commit b2c2974b8cdf1eb3ef90ff845eb27b19e2187b7e upstream.

Add the BUILD_BUG_ON to xfs_errortag_add() in order to make sure that
the length of xfs_errortag_random_default matches XFS_ERRTAG_MAX when

Signed-off-by: Gao Xiang <hsiangkao@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
 fs/xfs/xfs_error.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series


diff --git a/fs/xfs/xfs_error.c b/fs/xfs/xfs_error.c
index 7f6e20899473..f9e2f606b5b8 100644
--- a/fs/xfs/xfs_error.c
+++ b/fs/xfs/xfs_error.c
@@ -293,6 +293,8 @@  xfs_errortag_add(
 	struct xfs_mount	*mp,
 	unsigned int		error_tag)
+	BUILD_BUG_ON(ARRAY_SIZE(xfs_errortag_random_default) != XFS_ERRTAG_MAX);
 	if (error_tag >= XFS_ERRTAG_MAX)
 		return -EINVAL;