From: James Smart Date: Tue, 16 May 2017 00:10:22 +0000 (-0700) Subject: nvme_fc: remove extra controller reference taken on reconnect X-Git-Tag: v4.12-rc3~15^2^2~4 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=2cb657bc0242dfdca20869685bf179774ef1a6fb;p=linux.git nvme_fc: remove extra controller reference taken on reconnect fix extra controller reference taken on reconnect by moving reference to initial controller create Signed-off-by: James Smart Reviewed-by: Hannes Reinecke Reviewed-by: Johannes Thumshirn Signed-off-by: Christoph Hellwig --- diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c index 775869c69df6..14a009e43aa5 100644 --- a/drivers/nvme/host/fc.c +++ b/drivers/nvme/host/fc.c @@ -2395,8 +2395,6 @@ nvme_fc_create_association(struct nvme_fc_ctrl *ctrl) ctrl->ctrl.opts->nr_reconnects = 0; - kref_get(&ctrl->ctrl.kref); - if (ctrl->queue_count > 1) { nvme_start_queues(&ctrl->ctrl); nvme_queue_scan(&ctrl->ctrl); @@ -2793,7 +2791,6 @@ nvme_fc_init_ctrl(struct device *dev, struct nvmf_ctrl_options *opts, ctrl->ctrl.opts = NULL; /* initiate nvme ctrl ref counting teardown */ nvme_uninit_ctrl(&ctrl->ctrl); - nvme_put_ctrl(&ctrl->ctrl); /* as we're past the point where we transition to the ref * counting teardown path, if we return a bad pointer here, @@ -2809,6 +2806,8 @@ nvme_fc_init_ctrl(struct device *dev, struct nvmf_ctrl_options *opts, return ERR_PTR(ret); } + kref_get(&ctrl->ctrl.kref); + dev_info(ctrl->ctrl.device, "NVME-FC{%d}: new ctrl: NQN \"%s\"\n", ctrl->cnum, ctrl->ctrl.opts->subsysnqn);