net: stmmac: fix missing unlock on error in stmmac_suspend()

Add the missing unlock before return from stmmac_suspend()
in the error handling case.

Fixes: 5ec5582343 ("net: stmmac: add clocks management for gmac driver")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yang Yingliang 2021-03-27 17:33:22 +08:00 • committed by David S. Miller
commit 30f347ae7c