kernfs: deal with kernfs_fill_super() failures

make sure that info->node is initialized early, so that kernfs_kill_sb() can list_del() it safely. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

kernfs: deal with kernfs_fill_super() failures
make sure that info->node is initialized early, so that kernfs_kill_sb() can list_del() it safely. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro
1 parent 08a8f30868
Showing 1 changed file with 1 additions and 0 deletions Side-by-side Diff
fs/kernfs/mount.c
@@ -316,6 +316,7 @@
  
 	info->root = root;
 	info->ns = ns;
+	INIT_LIST_HEAD(&info->node);
  
 	sb = sget_userns(fs_type, kernfs_test_super, kernfs_set_super, flags,
 			 &init_user_ns, info);
...	...	@@ -316,6 +316,7 @@
316	316
317	317	info->root = root;
318	318	info->ns = ns;
	319	+ INIT_LIST_HEAD(&info->node);
319	320
320	321	sb = sget_userns(fs_type, kernfs_test_super, kernfs_set_super, flags,
321	322	&init_user_ns, info);