linux-kernel - [PATCH] staging: wilc1000: Remove unused function wilc_lock

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Date:   Thu, 20 Oct 2016 14:24:32 +0530
From:   Binoy Jayan <binoy.jayan@...aro.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Aditya Shankar <aditya.shankar@...rochip.com>,
        Ganesh Krishna <ganesh.krishna@...rochip.com>
Cc:     Arnd Bergmann <arnd@...db.de>, linux-wireless@...r.kernel.org,
        linux-kernel@...r.kernel.org, Binoy Jayan <binoy.jayan@...aro.org>
Subject: [PATCH] staging: wilc1000: Remove unused function wilc_lock_timeout

Semaphore are going away in the future, so remove the unused function
wilc_lock_timeout which calls a semaphore api but has no users.

Signed-off-by: Binoy Jayan <binoy.jayan@...aro.org>
---

They following is a patch which removes semaphores from wilc1000.
Its part of a bigger effort to eliminate all semaphores
from the linux kernel.

 drivers/staging/wilc1000/linux_wlan.c | 11 -----------
 1 file changed, 11 deletions(-)

diff --git a/drivers/staging/wilc1000/linux_wlan.c b/drivers/staging/wilc1000/linux_wlan.c
index 6370a5e..470d59f 100644
--- a/drivers/staging/wilc1000/linux_wlan.c
+++ b/drivers/staging/wilc1000/linux_wlan.c
@@ -218,17 +218,6 @@ static void deinit_irq(struct net_device *dev)
 	}
 }
 
-int wilc_lock_timeout(struct wilc *nic, void *vp, u32 timeout)
-{
-	/* FIXME: replace with mutex_lock or wait_for_completion */
-	int error = -1;
-
-	if (vp)
-		error = down_timeout(vp,
-				     msecs_to_jiffies(timeout));
-	return error;
-}
-
 void wilc_mac_indicate(struct wilc *wilc, int flag)
 {
 	int status;
-- 
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