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w1: fix loop in w1_fini()

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[ Upstream commit 83f3fcf96f ]

The __w1_remove_master_device() function calls:

	list_del(&dev->w1_master_entry);

So presumably this can cause an endless loop.

Fixes: 7785925dd8 ("[PATCH] w1: cleanups.")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Dan Carpenter
2021-05-19 17:17:45 +03:00
committed by Greg Kroah-Hartman
parent eab6485377
commit c3f5604aba
1 changed files with 2 additions and 2 deletions
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4
drivers/w1/w1.c
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@@ -1263,10 +1263,10 @@ err_out_exit_init:
static void __exit w1_fini(void) static void __exit w1_fini(void)
{ {
struct w1_master *dev; struct w1_master *dev, *n;
/* Set netlink removal messages and some cleanup */ /* Set netlink removal messages and some cleanup */
list_for_each_entry(dev, &w1_masters, w1_master_entry) list_for_each_entry_safe(dev, n, &w1_masters, w1_master_entry)
__w1_remove_master_device(dev); __w1_remove_master_device(dev);
w1_fini_netlink(); w1_fini_netlink();