From: Srinivas Kandagatla Date: Mon, 14 Jan 2019 13:44:47 +0000 (+0000) Subject: slimbus: core: do not call device_status under a lock X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=cfb32101ba148ad772a2556fc5086069c59d882f;p=openwrt%2Fstaging%2Fblogic.git slimbus: core: do not call device_status under a lock Calling device_status callback under a lock would prevent drivers to do any slimbus trasactions which would invoke this lock like get_laddr(). Remove this unnecessary lock! Signed-off-by: Srinivas Kandagatla Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/slimbus/core.c b/drivers/slimbus/core.c index 9e4f3b21ba8c..1ba08b5f2e78 100644 --- a/drivers/slimbus/core.c +++ b/drivers/slimbus/core.c @@ -466,6 +466,7 @@ static int slim_device_alloc_laddr(struct slim_device *sbdev, sbdev->laddr = laddr; sbdev->is_laddr_valid = true; + mutex_unlock(&ctrl->lock); slim_device_update_status(sbdev, SLIM_DEVICE_STATUS_UP); @@ -473,6 +474,8 @@ static int slim_device_alloc_laddr(struct slim_device *sbdev, laddr, sbdev->e_addr.manf_id, sbdev->e_addr.prod_code, sbdev->e_addr.dev_index, sbdev->e_addr.instance); + return 0; + err: mutex_unlock(&ctrl->lock); return ret;