linux-kernel - [patch]xprt: remove redundant checks

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Message-ID: <20110316064509.GA1498@asset.uwaterloo.ca>
Date:	Wed, 16 Mar 2011 02:45:09 -0400
From:	j223yang@...et.uwaterloo.ca
To:	linux-nfs@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org
Subject: [patch]xprt: remove redundant checks

'req' is already dereferenced in 
'struct rpc_xprt *xprt = req->rq_xprt;',
but check again later in the function.
The patch removes these redundant checks.

Signed-off-by: Jinqiu Yang <crindy646@...il.com>
---
 xprt.c |    8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/net/sunrpt/xprt.c b/net/sunrpt/xprt.c
--- a/net/sunrpc/xprt.c	2011-03-16 00:10:08.764164573 -0400
+++ b/net/sunrpt/xprt.c	2011-03-16 02:33:38.559164414 -0400
@@ -202,10 +202,8 @@ int xprt_reserve_xprt(struct rpc_task *t
 		goto out_sleep;
 	}
 	xprt->snd_task = task;
-	if (req) {
-		req->rq_bytes_sent = 0;
-		req->rq_ntrans++;
-	}
+	req->rq_bytes_sent = 0;
+	req->rq_ntrans++;
 	return 1;
 
 out_sleep:
@@ -213,7 +211,7 @@ out_sleep:
 			task->tk_pid, xprt);
 	task->tk_timeout = 0;
 	task->tk_status = -EAGAIN;
-	if (req && req->rq_ntrans)
+	if (req->rq_ntrans)
 		rpc_sleep_on(&xprt->resend, task, NULL);
 	else
 		rpc_sleep_on(&xprt->sending, task, NULL);
--
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