It's invalid if the given mode is neither dir nor link,
so warn on else case.
(v2 changed BUG_ON to WARN_ON)
Signed-off-by: Tomohiro Kusumi <kusumi.tomohiro@xxxxxxxxx>
---
fs/autofs4/inode.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/fs/autofs4/inode.c b/fs/autofs4/inode.c
index ad0ee93..89174ec 100644
--- a/fs/autofs4/inode.c
+++ b/fs/autofs4/inode.c
@@ -305,6 +305,7 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent)
if (autofs_type_trigger(sbi->type))
__managed_dentry_set_managed(root);
+ WARN_ON(!root_inode->i_fop || !root_inode->i_op);
root_inode->i_fop = &autofs4_root_operations;
root_inode->i_op = &autofs4_dir_inode_operations;
@@ -368,7 +369,8 @@ struct inode *autofs4_get_inode(struct super_block *sb, umode_t mode)
inode->i_fop = &autofs4_dir_operations;
} else if (S_ISLNK(mode)) {
inode->i_op = &autofs4_symlink_inode_operations;
- }
+ } else
+ WARN_ON(1);
return inode;
}
--
2.5.5
--
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