Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1447189

[PATCH v2 2/3] xen-scsiback: Rename jump labels in scsiback_device_action()

From SF Markus Elfring <elfring@users.sourceforge.net>
Newsgroups linux.kernel
Subject [PATCH v2 2/3] xen-scsiback: Rename jump labels in scsiback_device_action()
Date 2016-07-20 13:40 +0200
Message-ID <rWY14-P5-9@gated-at.bofh.it> (permalink)
References (15 earlier) <rWEF3-5jj-3@gated-at.bofh.it> <rWRsB-55G-3@gated-at.bofh.it> <rWS5j-5Cb-1@gated-at.bofh.it> <rWSeZ-5Fq-11@gated-at.bofh.it> <rWXRo-M3-31@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


From: Markus Elfring <elfring@users.sourceforge.net>
Date: Wed, 20 Jul 2016 13:03:16 +0200

* Adjust jump targets according to the Linux coding style convention.

* A bit of refactoring for the control flow

Suggested-by: Jürgen Groß <jgross@suse.com>
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
v2: Rebased on source files from "Linux next-20160719"
    Changes from a bit of code review

 drivers/xen/xen-scsiback.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/xen/xen-scsiback.c b/drivers/xen/xen-scsiback.c
index 4a48c06..eb274df 100644
--- a/drivers/xen/xen-scsiback.c
+++ b/drivers/xen/xen-scsiback.c
@@ -604,10 +604,8 @@ static void scsiback_device_action(struct vscsibk_pend *pending_req,
 	int rc, err = FAILED;
 
 	tmr = kzalloc(sizeof(struct scsiback_tmr), GFP_KERNEL);
-	if (!tmr) {
-		target_put_sess_cmd(se_cmd);
-		goto err;
-	}
+	if (!tmr)
+		goto put_cmd;
 
 	init_waitqueue_head(&tmr->tmr_wait);
 
@@ -616,7 +614,7 @@ static void scsiback_device_action(struct vscsibk_pend *pending_req,
 			       unpacked_lun, tmr, act, GFP_KERNEL,
 			       tag, TARGET_SCF_ACK_KREF);
 	if (rc)
-		goto err;
+		goto free_tmr;
 
 	wait_event(tmr->tmr_wait, atomic_read(&tmr->tmr_complete));
 
@@ -626,7 +624,9 @@ static void scsiback_device_action(struct vscsibk_pend *pending_req,
 	scsiback_do_resp_with_sense(NULL, err, 0, pending_req);
 	transport_generic_free_cmd(&pending_req->se_cmd, 1);
 	return;
-err:
+put_cmd:
+	target_put_sess_cmd(se_cmd);
+free_tmr:
 	kfree(tmr);
 	scsiback_do_resp_with_sense(NULL, err, 0, pending_req);
 }
-- 
2.9.2

Back to linux.kernel | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

[PATCH 0/3] xen-scsiback: Fine-tuning for scsiback_device_action() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-07-16 22:30 +0200
  [PATCH 2/3] xen-scsiback: One function call less in  scsiback_device_action() after error detection SF Markus Elfring <elfring@users.sourceforge.net> - 2016-07-16 22:30 +0200
    Re: [PATCH 2/3] xen-scsiback: One function call less in  scsiback_device_action() after error detection Juergen Gross <jgross@suse.com> - 2016-07-18 07:20 +0200
      Re: [PATCH 2/3] xen-scsiback: One function call less in  scsiback_device_action() after error detection SF Markus Elfring <elfring@users.sourceforge.net> - 2016-07-19 17:00 +0200
        Re: [PATCH 2/3] xen-scsiback: One function call less in  scsiback_device_action() after error detection Juergen Gross <jgross@suse.com> - 2016-07-20 06:40 +0200
          Re: [PATCH 2/3] xen-scsiback: One function call less in  scsiback_device_action() after error detection SF Markus Elfring <elfring@users.sourceforge.net> - 2016-07-20 07:20 +0200
            Re: [PATCH 2/3] xen-scsiback: One function call less in  scsiback_device_action() after error detection Juergen Gross <jgross@suse.com> - 2016-07-20 07:30 +0200
              [PATCH v2 0/3] xen-scsiback: Fine-tuning for scsiback_device_action() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-07-20 13:30 +0200
                [PATCH v2 1/3] xen-scsiback: Delete an unnecessary check before the  function call "kfree" SF Markus Elfring <elfring@users.sourceforge.net> - 2016-07-20 13:40 +0200
                Re: [PATCH v2 1/3] xen-scsiback: Delete an unnecessary check before  the function call "kfree" Juergen Gross <jgross@suse.com> - 2016-07-20 13:50 +0200
                [PATCH v2 3/3] xen-scsiback: Pass a failure indication as a constant SF Markus Elfring <elfring@users.sourceforge.net> - 2016-07-20 13:40 +0200
                Re: [PATCH v2 3/3] xen-scsiback: Pass a failure indication as a  constant Juergen Gross <jgross@suse.com> - 2016-07-20 13:50 +0200
                [PATCH v2 2/3] xen-scsiback: Rename jump labels in  scsiback_device_action() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-07-20 13:40 +0200
                Re: [PATCH v2 2/3] xen-scsiback: Rename jump labels in  scsiback_device_action() Juergen Gross <jgross@suse.com> - 2016-07-20 13:50 +0200
  [PATCH 1/3] xen-scsiback: Delete an unnecessary check before the  function call "kfree" SF Markus Elfring <elfring@users.sourceforge.net> - 2016-07-16 22:30 +0200
    Re: [PATCH 1/3] xen-scsiback: Delete an unnecessary check before the  function call "kfree" Juergen Gross <jgross@suse.com> - 2016-07-18 07:10 +0200

csiph-web