The patch titled
arch/um/drivers/line.c: safely iterate over list of winch handlers
has been removed from the -mm tree. Its filename was
arch-um-drivers-linec-safely-iterate-over-list-of-winch-handlers.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: arch/um/drivers/line.c: safely iterate over list of winch handlers
From: Will Newton <will.newton@xxxxxxxxx>
unregister_winch() should use list_for_each_safe(), as it can delete from
the list.
Signed-off-by: Will Newton <will.newton@xxxxxxxxx>
Cc: richard -rw- weinberger <richard.weinberger@xxxxxxxxx>
Acked-by: WANG Cong <xiyou.wangcong@xxxxxxxxx>
Cc: Jeff Dike <jdike@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/um/drivers/line.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN arch/um/drivers/line.c~arch-um-drivers-linec-safely-iterate-over-list-of-winch-handlers arch/um/drivers/line.c
--- a/arch/um/drivers/line.c~arch-um-drivers-linec-safely-iterate-over-list-of-winch-handlers
+++ a/arch/um/drivers/line.c
@@ -821,12 +821,12 @@ void register_winch_irq(int fd, int tty_
static void unregister_winch(struct tty_struct *tty)
{
- struct list_head *ele;
+ struct list_head *ele, *next;
struct winch *winch;
spin_lock(&winch_handler_lock);
- list_for_each(ele, &winch_handlers) {
+ list_for_each_safe(ele, next, &winch_handlers) {
winch = list_entry(ele, struct winch, list);
if (winch->tty == tty) {
free_winch(winch, 1);
_
Patches currently in -mm which might be from will.newton@xxxxxxxxx are
origin.patch
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