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From: Roland Dreier <rdreier@cisco.com>
To: Dan Carpenter <error27-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Steve Wise <swise-ut6Up61K2wZBDgjK7y7TUQ@public.gmane.org>,
	Roland Dreier <rolandd-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>,
	Sean Hefty <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	Hal Rosenstock
	<hal.rosenstock-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	kernel-janitors-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [patch 2/2] infiniband/cxgb4: add null check
Date: Mon, 19 Jul 2010 20:15:24 +0000	[thread overview]
Message-ID: <adalj97qlcz.fsf@roland-alpha.cisco.com> (raw)
In-Reply-To: <20100531140152.GU5483@bicker> (Dan Carpenter's message of "Mon, 31 May 2010 16:01:52 +0200")

Since we agreed the NULL check probably wasn't needed, I added this:

[PATCH] RDMA/cxgb4: Remove unneeded NULL check

The rest of the code seems to assume that ep->com.cm_id can't be NULL,
so remove an unneeded test.

Reported-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
---
 drivers/infiniband/hw/cxgb4/cm.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index b5e676c..4185c3b 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -780,11 +780,11 @@ static void connect_reply_upcall(struct c4iw_ep *ep, int status)
 		event.private_data_len = ep->plen;
 		event.private_data = ep->mpa_pkt + sizeof(struct mpa_message);
 	}
-	if (ep->com.cm_id) {
-		PDBG("%s ep %p tid %u status %d\n", __func__, ep,
-		     ep->hwtid, status);
-		ep->com.cm_id->event_handler(ep->com.cm_id, &event);
-	}
+
+	PDBG("%s ep %p tid %u status %d\n", __func__, ep,
+	     ep->hwtid, status);
+	ep->com.cm_id->event_handler(ep->com.cm_id, &event);
+
 	if (status < 0) {
 		ep->com.cm_id->rem_ref(ep->com.cm_id);
 		ep->com.cm_id = NULL;
-- 
1.7.1.1


-- 
Roland Dreier <rolandd@cisco.com> || For corporate legal information go to:
http://www.cisco.com/web/about/doing_business/legal/cri/index.html

WARNING: multiple messages have this Message-ID (diff)
From: Roland Dreier <rdreier-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
To: Dan Carpenter <error27-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Steve Wise <swise-ut6Up61K2wZBDgjK7y7TUQ@public.gmane.org>,
	Roland Dreier <rolandd-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>,
	Sean Hefty <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	Hal Rosenstock
	<hal.rosenstock-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	kernel-janitors-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [patch 2/2] infiniband/cxgb4: add null check
Date: Mon, 19 Jul 2010 13:15:24 -0700	[thread overview]
Message-ID: <adalj97qlcz.fsf@roland-alpha.cisco.com> (raw)
In-Reply-To: <20100531140152.GU5483@bicker> (Dan Carpenter's message of "Mon, 31 May 2010 16:01:52 +0200")

Since we agreed the NULL check probably wasn't needed, I added this:

[PATCH] RDMA/cxgb4: Remove unneeded NULL check

The rest of the code seems to assume that ep->com.cm_id can't be NULL,
so remove an unneeded test.

Reported-by: Dan Carpenter <error27-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Signed-off-by: Roland Dreier <rolandd-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
---
 drivers/infiniband/hw/cxgb4/cm.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index b5e676c..4185c3b 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -780,11 +780,11 @@ static void connect_reply_upcall(struct c4iw_ep *ep, int status)
 		event.private_data_len = ep->plen;
 		event.private_data = ep->mpa_pkt + sizeof(struct mpa_message);
 	}
-	if (ep->com.cm_id) {
-		PDBG("%s ep %p tid %u status %d\n", __func__, ep,
-		     ep->hwtid, status);
-		ep->com.cm_id->event_handler(ep->com.cm_id, &event);
-	}
+
+	PDBG("%s ep %p tid %u status %d\n", __func__, ep,
+	     ep->hwtid, status);
+	ep->com.cm_id->event_handler(ep->com.cm_id, &event);
+
 	if (status < 0) {
 		ep->com.cm_id->rem_ref(ep->com.cm_id);
 		ep->com.cm_id = NULL;
-- 
1.7.1.1


-- 
Roland Dreier <rolandd-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org> || For corporate legal information go to:
http://www.cisco.com/web/about/doing_business/legal/cri/index.html
--
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  parent reply	other threads:[~2010-07-19 20:15 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-31 14:01 [patch 2/2] infiniband/cxgb4: add null check Dan Carpenter
2010-05-31 14:01 ` Dan Carpenter
2010-06-02 21:58 ` Roland Dreier
2010-06-02 21:58   ` Roland Dreier
     [not found]   ` <adaeigpqepg.fsf-BjVyx320WGW9gfZ95n9DRSW4+XlvGpQz@public.gmane.org>
2010-06-03  2:46     ` Steve Wise
2010-06-03  2:46       ` Steve Wise
     [not found]       ` <4C07177C.5050502-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
2010-06-03  5:22         ` Roland Dreier
2010-06-03  5:22           ` Roland Dreier
     [not found]           ` <adaaarcr8qo.fsf-BjVyx320WGW9gfZ95n9DRSW4+XlvGpQz@public.gmane.org>
2010-06-03 14:38             ` Steve Wise
2010-06-03 14:38               ` Steve Wise
2010-07-19 20:15 ` Roland Dreier [this message]
2010-07-19 20:15   ` Roland Dreier

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