linux-kernel - [PATCH 25/59] Staging: hv: vmbus: Cleanup error handling in hv

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Message-Id: <1314290965-2698-25-git-send-email-kys@microsoft.com>
Date:	Thu, 25 Aug 2011 09:48:51 -0700
From:	"K. Y. Srinivasan" <kys@...rosoft.com>
To:	gregkh@...e.de, linux-kernel@...r.kernel.org,
	devel@...uxdriverproject.org, virtualization@...ts.osdl.org
Cc:	"K. Y. Srinivasan" <kys@...rosoft.com>,
	Haiyang Zhang <haiyangz@...rosoft.com>
Subject: [PATCH 25/59] Staging: hv: vmbus: Cleanup error handling in hv_init()

Use standard Linux error codes.

Signed-off-by: K. Y. Srinivasan <kys@...rosoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@...rosoft.com>
---
 drivers/staging/hv/hv.c |    7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/hv/hv.c b/drivers/staging/hv/hv.c
index d2b921b..736794e 100644
--- a/drivers/staging/hv/hv.c
+++ b/drivers/staging/hv/hv.c
@@ -151,7 +151,6 @@ static u64 do_hypercall(u64 control, void *input, void *output)
  */
 int hv_init(void)
 {
-	int ret = 0;
 	int max_leaf;
 	union hv_x64_msr_hypercall_contents hypercall_msr;
 	void *virtaddr = NULL;
@@ -214,7 +213,7 @@ int hv_init(void)
 	hv_context.signal_event_param->flag_number = 0;
 	hv_context.signal_event_param->rsvdz = 0;
 
-	return ret;
+	return 0;
 
 cleanup:
 	if (virtaddr) {
@@ -225,8 +224,8 @@ cleanup:
 
 		vfree(virtaddr);
 	}
-	ret = -1;
-	return ret;
+
+	return -ENOTSUPP;
 }
 
 /*
-- 
1.7.4.1

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