[PATCH 25/59] Staging: hv: vmbus: Cleanup error handling in hv_init()

K. Y. Srinivasan kys at microsoft.com
Thu Aug 25 16:48:51 UTC 2011


Use standard Linux error codes.

Signed-off-by: K. Y. Srinivasan <kys at microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz at microsoft.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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