From 104bb37d3e0eb576b6aa61b9ed909e118e026bd2 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sun, 8 Jan 2012 16:13:28 -0500 Subject: gadgetfs: list_for_each_safe() misuse really weirdly spelled "while the list is non-empty, pick its first element, remove it from the list and free it" kind of loop... Signed-off-by: Al Viro --- drivers/usb/gadget/inode.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) (limited to 'drivers/usb') diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c index c95eea43b637..f701afb349ee 100644 --- a/drivers/usb/gadget/inode.c +++ b/drivers/usb/gadget/inode.c @@ -1569,20 +1569,18 @@ delegate: static void destroy_ep_files (struct dev_data *dev) { - struct list_head *entry, *tmp; - DBG (dev, "%s %d\n", __func__, dev->state); /* dev->state must prevent interference */ restart: spin_lock_irq (&dev->lock); - list_for_each_safe (entry, tmp, &dev->epfiles) { + while (!list_empty(&dev->epfiles)) { struct ep_data *ep; struct inode *parent; struct dentry *dentry; /* break link to FS */ - ep = list_entry (entry, struct ep_data, epfiles); + ep = list_first_entry (&dev->epfiles, struct ep_data, epfiles); list_del_init (&ep->epfiles); dentry = ep->dentry; ep->dentry = NULL; @@ -1605,8 +1603,7 @@ restart: dput (dentry); mutex_unlock (&parent->i_mutex); - /* fds may still be open */ - goto restart; + spin_lock_irq (&dev->lock); } spin_unlock_irq (&dev->lock); } -- cgit v1.2.3-59-g8ed1b