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authorWei Yongjun <weiyongjun1@huawei.com>2018-08-08 03:10:39 +0000
committerDavid S. Miller <davem@davemloft.net>2018-08-08 18:36:49 -0700
commit13403d6952a5adf80d3d5668c290490852b4def2 (patch)
tree9decf048cb7600f2df1e66c54132b55a44e8daed /drivers/net/ieee802154
parent470770bf841b49fe129876300dfcb74a8bbabe99 (diff)
downloadlinux-13403d6952a5adf80d3d5668c290490852b4def2.tar.bz2
ieee802154: hwsim: fix missing unlock on error in hwsim_add_one()
Add the missing unlock before return from function hwsim_add_one() in the error handling case. Fixes: f25da51fdc38 ("ieee802154: hwsim: add replacement for fakelb") Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ieee802154')
-rw-r--r--drivers/net/ieee802154/mac802154_hwsim.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/ieee802154/mac802154_hwsim.c b/drivers/net/ieee802154/mac802154_hwsim.c
index 9319780a52ca..07a493dea11e 100644
--- a/drivers/net/ieee802154/mac802154_hwsim.c
+++ b/drivers/net/ieee802154/mac802154_hwsim.c
@@ -817,8 +817,10 @@ static int hwsim_add_one(struct genl_info *info, struct device *dev,
mutex_lock(&hwsim_phys_lock);
if (init) {
err = hwsim_subscribe_all_others(phy);
- if (err < 0)
+ if (err < 0) {
+ mutex_unlock(&hwsim_phys_lock);
goto err_reg;
+ }
}
list_add_tail(&phy->list, &hwsim_phys);
mutex_unlock(&hwsim_phys_lock);