From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
Since we will be removing items off the list using list_del() we need
to use a safer version of the list_for_each() macro aptly named
list_for_each_safe(). Note that we MUST use this macro if the loop
involves deletions of items (or moving items from one list to another).
Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
fs/ecryptfs/kthread.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/ecryptfs/kthread.c b/fs/ecryptfs/kthread.c
index 809e67d..072ceee 100644
--- a/fs/ecryptfs/kthread.c
+++ b/fs/ecryptfs/kthread.c
@@ -102,11 +102,11 @@ int __init ecryptfs_init_kthread(void)
void ecryptfs_destroy_kthread(void)
{
- struct ecryptfs_open_req *req;
+ struct ecryptfs_open_req *req, *tmp;
mutex_lock(&ecryptfs_kthread_ctl.mux);
ecryptfs_kthread_ctl.flags |= ECRYPTFS_KTHREAD_ZOMBIE;
- list_for_each_entry(req, &ecryptfs_kthread_ctl.req_list,
+ list_for_each_entry_safe(req, tmp, &ecryptfs_kthread_ctl.req_list,
kthread_ctl_list) {
list_del(&req->kthread_ctl_list);
*req->lower_file = ERR_PTR(-EIO);
--
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