From: Alexander Aring Date: Sun, 17 May 2015 19:45:04 +0000 (+0200) Subject: fakelb: move lock out of iteration X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=6fa2cffe8cf937fc10be362a2dcac8a5965f618e;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git fakelb: move lock out of iteration The list need to be protected while iteration which is need when other list iterates at the same time over this list. Signed-off-by: Alexander Aring Signed-off-by: Marcel Holtmann --- diff --git a/drivers/net/ieee802154/fakelb.c b/drivers/net/ieee802154/fakelb.c index c7e7d506224f..e1c0195c18aa 100644 --- a/drivers/net/ieee802154/fakelb.c +++ b/drivers/net/ieee802154/fakelb.c @@ -193,9 +193,7 @@ err_reg: static void fakelb_del(struct fakelb_phy *phy) { - write_lock_bh(&fakelb_lock); list_del(&phy->list); - write_unlock_bh(&fakelb_lock); ieee802154_unregister_hw(phy->hw); ieee802154_free_hw(phy->hw); @@ -217,8 +215,10 @@ static int fakelb_probe(struct platform_device *pdev) return 0; err_slave: + write_lock_bh(&fakelb_lock); list_for_each_entry_safe(phy, tmp, &fakelb_phys, list) fakelb_del(phy); + write_unlock_bh(&fakelb_lock); return err; } @@ -226,9 +226,10 @@ static int fakelb_remove(struct platform_device *pdev) { struct fakelb_phy *phy, *temp; + write_lock_bh(&fakelb_lock); list_for_each_entry_safe(phy, temp, &fakelb_phys, list) fakelb_del(phy); - + write_unlock_bh(&fakelb_lock); return 0; }