From: Anish Bhatt Date: Wed, 19 Nov 2014 03:09:51 +0000 (-0800) Subject: cxgb4i : Don't block unload/cxgb4 unload when remote closes TCP connection X-Git-Tag: v4.14-rc1~6455^2~9 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ee7255ada313a6db99be47ce174b0bfb8295a041;p=platform%2Fkernel%2Flinux-rpi.git cxgb4i : Don't block unload/cxgb4 unload when remote closes TCP connection cxgb4i was returning wrong error and not releasing module reference if remote end abruptly closed TCP connection. This prevents the cxgb4 network module from being unloaded, further affecting other network drivers dependent on cxgb4 Sending to net as this affects all cxgb4 based network drivers. Signed-off-by: Anish Bhatt Signed-off-by: David S. Miller --- diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c index 3e0a0d3..f48f40ce 100644 --- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c +++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c @@ -828,6 +828,8 @@ static void do_act_open_rpl(struct cxgbi_device *cdev, struct sk_buff *skb) if (status == CPL_ERR_RTX_NEG_ADVICE) goto rel_skb; + module_put(THIS_MODULE); + if (status && status != CPL_ERR_TCAM_FULL && status != CPL_ERR_CONN_EXIST && status != CPL_ERR_ARP_MISS) diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c index 674d498..9d63853 100644 --- a/drivers/scsi/cxgbi/libcxgbi.c +++ b/drivers/scsi/cxgbi/libcxgbi.c @@ -816,7 +816,7 @@ static void cxgbi_inform_iscsi_conn_closing(struct cxgbi_sock *csk) read_lock_bh(&csk->callback_lock); if (csk->user_data) iscsi_conn_failure(csk->user_data, - ISCSI_ERR_CONN_FAILED); + ISCSI_ERR_TCP_CONN_CLOSE); read_unlock_bh(&csk->callback_lock); } }