linux-kernel - [PATCH 4/6] VMCI: Fix "always true condition"

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Date:	Thu, 10 Jan 2013 15:41:41 -0800
From:	Dmitry Torokhov <dtor@...are.com>
To:	Greg KH <gregkh@...uxfoundation.org>
Cc:	Randy Dunlap <rdunlap@...radead.org>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-kernel@...r.kernel.org, pv-drivers@...are.com
Subject: [PATCH 4/6] VMCI: Fix "always true condition"

From: Andy King <acking@...are.com>

vmci_send_datagram() returns an int, with negative values indicating failure.
But we store it locally in a u32, which makes comparison of >= 0 useless.
Fixed to use an int.

Reported-by: Dan Carpenter <dan.carpenter@...cle.com>
Signed-off-by: Andy King <acking@...are.com>
Signed-off-by: Dmitry Torokhov <dtor@...are.com>
---
 drivers/misc/vmw_vmci/vmci_guest.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/misc/vmw_vmci/vmci_guest.c b/drivers/misc/vmw_vmci/vmci_guest.c
index d302c89..d7df6cf 100644
--- a/drivers/misc/vmw_vmci/vmci_guest.c
+++ b/drivers/misc/vmw_vmci/vmci_guest.c
@@ -78,7 +78,7 @@ bool vmci_guest_code_active(void)
 u32 vmci_get_vm_context_id(void)
 {
 	if (vm_context_id == VMCI_INVALID_ID) {
-		u32 result;
+		int result;
 		struct vmci_datagram get_cid_msg;
 		get_cid_msg.dst =
 		    vmci_make_handle(VMCI_HYPERVISOR_CONTEXT_ID,
-- 
1.7.4.1

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