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Message-ID: <547C41B7.1060604@users.sourceforge.net>
Date: Mon, 01 Dec 2014 11:23:51 +0100
From: SF Markus Elfring <elfring@...rs.sourceforge.net>
To: Alex Elder <elder@...nel.org>, Sage Weil <sage@...tank.com>,
Yehuda Sadeh <yehuda@...tank.com>,
Ceph <ceph-devel@...r.kernel.org>
CC: LKML <linux-kernel@...r.kernel.org>,
kernel-janitors@...r.kernel.org,
Julia Lawall <julia.lawall@...6.fr>
Subject: [PATCH 1/1] block-rbd: Delete a check before ceph_put_snap_context()
From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Mon, 1 Dec 2014 11:18:21 +0100
The ceph_put_snap_context() function tests whether its argument is NULL
and then returns immediately. Thus the test around the call is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
drivers/block/rbd.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 27b71a0..3c34ab5 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -3405,8 +3405,7 @@ err_rq:
if (result)
rbd_warn(rbd_dev, "%s %llx at %llx result %d",
obj_op_name(op_type), length, offset, result);
- if (snapc)
- ceph_put_snap_context(snapc);
+ ceph_put_snap_context(snapc);
blk_end_request_all(rq, result);
}
--
2.1.3
--
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