wl1271: add missing spin_lock()
authorDan Carpenter <error27@gmail.com>
Sat, 8 May 2010 16:25:17 +0000 (18:25 +0200)
committerJohn W. Linville <linville@tuxdriver.com>
Tue, 11 May 2010 19:14:20 +0000 (15:14 -0400)
We should start the loop consistently with the "wl_lock" lock held.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/wl12xx/wl1271_main.c

index 3e4b9fbe8a00e46e5d7c45277060e2b57bdccb04..b61cd102752f65a4ef30fb84e2f97324b4d0ce51 100644 (file)
@@ -466,6 +466,7 @@ static void wl1271_irq_work(struct work_struct *work)
                intr = le32_to_cpu(wl->fw_status->intr);
                if (!intr) {
                        wl1271_debug(DEBUG_IRQ, "Zero interrupt received.");
+                       spin_lock_irqsave(&wl->wl_lock, flags);
                        continue;
                }