In order to avoid using incorrect mnt, we should set mnt to NULL when we get error from mount_one_hugetlbfs().
Signed-off-by: Chengguang Xu <[email protected]> --- fs/hugetlbfs/inode.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index a478df035651..427d845e7706 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -1470,9 +1470,12 @@ static int __init init_hugetlbfs_fs(void) i = 0; for_each_hstate(h) { mnt = mount_one_hugetlbfs(h); - if (IS_ERR(mnt) && i == 0) { - error = PTR_ERR(mnt); - goto out; + if (IS_ERR(mnt)) { + if (i == 0) { + error = PTR_ERR(mnt); + goto out; + } + mnt = NULL; } hugetlbfs_vfsmount[i] = mnt; i++; -- 2.20.1
