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fanotify: Simplify cleaning of access_list 

Simplify iteration cleaning access_list in fanotify_release(). That will
make following changes more obvious.

Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2019-01-09 13:21:01 +01:00
parent f7db89accc
commit ca6f86998d
1 changed files with 4 additions and 6 deletions
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10
fs/notify/fanotify/fanotify_user.c
View File

@ -404,7 +404,7 @@ static ssize_t fanotify_write(struct file *file, const char __user *buf, size_t
static int fanotify_release(struct inode *ignored, struct file *file)
{
struct fsnotify_group *group = file->private_data;
struct fanotify_perm_event *event, *next;
struct fanotify_perm_event *event;
struct fsnotify_event *fsn_event;
/*
@ -419,11 +419,9 @@ static int fanotify_release(struct inode *ignored, struct file *file)
* and simulate reply from userspace.
*/
spin_lock(&group->notification_lock);
list_for_each_entry_safe(event, next, &group->fanotify_data.access_list,
fae.fse.list) {
pr_debug("%s: found group=%p event=%p\n", __func__, group,
event);
while (!list_empty(&group->fanotify_data.access_list)) {
event = list_first_entry(&group->fanotify_data.access_list,
struct fanotify_perm_event, fae.fse.list);
list_del_init(&event->fae.fse.list);
event->response = FAN_ALLOW;
}