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Diffstat (limited to 'fs/xfs/xfs_rtalloc.c')
-rw-r--r--fs/xfs/xfs_rtalloc.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
index b3a5f07bd07..47082c01872 100644
--- a/fs/xfs/xfs_rtalloc.c
+++ b/fs/xfs/xfs_rtalloc.c
@@ -1882,11 +1882,13 @@ xfs_growfs_rt(
(nrblocks = in->newblocks) <= sbp->sb_rblocks ||
(sbp->sb_rblocks && (in->extsize != sbp->sb_rextsize)))
return XFS_ERROR(EINVAL);
+ if ((error = xfs_sb_validate_fsb_count(sbp, nrblocks)))
+ return error;
/*
* Read in the last block of the device, make sure it exists.
*/
error = xfs_read_buf(mp, mp->m_rtdev_targp,
- XFS_FSB_TO_BB(mp, in->newblocks - 1),
+ XFS_FSB_TO_BB(mp, nrblocks - 1),
XFS_FSB_TO_BB(mp, 1), 0, &bp);
if (error)
return error;