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 (file)
--- 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;