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

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

1 files changed, 4 insertions, 0 deletions

diff --git a/arch/arm/mach-ixp4xx/ixp4xx_qmgr.c b/arch/arm/mach-ixp4xx/ixp4xx_qmgr.c
index c6cb069a5a83..988bc1bbf4f2 100644
--- 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