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-rw-r--r--net/iucv/iucv.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c
index b7333061016d..ad5150b8dfa9 100644
--- a/net/iucv/iucv.c
+++ b/net/iucv/iucv.c
@@ -1494,7 +1494,10 @@ static void iucv_tasklet_fn(unsigned long ignored)
1494 struct iucv_irq_list *p, *n; 1494 struct iucv_irq_list *p, *n;
1495 1495
1496 /* Serialize tasklet, iucv_path_sever and iucv_path_connect. */ 1496 /* Serialize tasklet, iucv_path_sever and iucv_path_connect. */
1497 spin_lock(&iucv_table_lock); 1497 if (!spin_trylock(&iucv_table_lock)) {
1498 tasklet_schedule(&iucv_tasklet);
1499 return;
1500 }
1498 iucv_active_cpu = smp_processor_id(); 1501 iucv_active_cpu = smp_processor_id();
1499 1502
1500 spin_lock_irq(&iucv_queue_lock); 1503 spin_lock_irq(&iucv_queue_lock);