From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Fri, 9 Dec 2011 06:35:39 +0000 (+0300)
Subject: nfc: signedness bug in __nci_request()
X-Git-Tag: v3.2~1^2^2~10
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f8c141c3e915e3a040d4c1badde28e23f8cbe255;p=platform%2Fkernel%2Flinux-stable.git

nfc: signedness bug in __nci_request()

wait_for_completion_interruptible_timeout() returns -ERESTARTSYS if
interrupted so completion_rc needs to be signed.  The current code
probably returns -ETIMEDOUT if we hit this situation, but after this
patch is applied it will return -ERESTARTSYS.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c
index 4047e29..25dae3f 100644
--- a/net/nfc/nci/core.c
+++ b/net/nfc/nci/core.c
@@ -68,7 +68,7 @@ static int __nci_request(struct nci_dev *ndev,
 	__u32 timeout)
 {
 	int rc = 0;
-	unsigned long completion_rc;
+	long completion_rc;
 
 	ndev->req_status = NCI_REQ_PEND;