IXP4xx: check for queue being empty in qmgr_release_queue().

Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>

diff --git a/arch/arm/mach-ixp4xx/ixp4xx_qmgr.c b/arch/arm/mach-ixp4xx/ixp4xx_qmgr.c
index c6cb069a5a83cea283e94dfc906f1ae81558a320..988bc1bbf4f22235a8a1a77908c14363ea6a0ab9 100644 (file)
--- a/arch/arm/mach-ixp4xx/ixp4xx_qmgr.c
+++ b/arch/arm/mach-ixp4xx/ixp4xx_qmgr.c
@@ -199,6 +199,10 @@ void qmgr_release_queue(unsigned int queue)
        spin_unlock_irq(&qmgr_lock);
 
        module_put(THIS_MODULE);
+
+       while ((addr = qmgr_get_entry(queue)))
+               printk(KERN_ERR "qmgr: released queue %d not empty: 0x%08X\n",
+                      queue, addr);
 #if DEBUG
        printk(KERN_DEBUG "qmgr: released queue %i\n", queue);
 #endif