From 9ba422b346c9654ec78ee0a5b7c5db6e5d4c48dd Mon Sep 17 00:00:00 2001 From: =?utf8?q?M=C3=A1rton=20N=C3=A9meth?= Date: Tue, 24 May 2011 23:19:18 +0200 Subject: [PATCH] usbip: simplify lock handling in valid_request() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The function calls spin_lock() and spin_unlock() should be in pair. This patch makes this pairing more clear for the reader of the code. Signed-off-by: Márton Németh Signed-off-by: Greg Kroah-Hartman --- drivers/staging/usbip/stub_rx.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/staging/usbip/stub_rx.c b/drivers/staging/usbip/stub_rx.c index a5c1fa1f0430..e2cfedb6cc7a 100644 --- a/drivers/staging/usbip/stub_rx.c +++ b/drivers/staging/usbip/stub_rx.c @@ -304,18 +304,18 @@ static int stub_recv_cmd_unlink(struct stub_device *sdev, static int valid_request(struct stub_device *sdev, struct usbip_header *pdu) { struct usbip_device *ud = &sdev->ud; + int valid = 0; if (pdu->base.devid == sdev->devid) { spin_lock(&ud->lock); if (ud->status == SDEV_ST_USED) { /* A request is valid. */ - spin_unlock(&ud->lock); - return 1; + valid = 1; } spin_unlock(&ud->lock); } - return 0; + return valid; } static struct stub_priv *stub_priv_alloc(struct stub_device *sdev, -- 2.20.1