[PATCH] ehca: ret is unsigned, ibmebus_request_irq() negative returnignored in hca_create_eq()

[Roel Kluin]

diff --git a/drivers/infiniband/hw/ehca/ehca_eq.c b/drivers/infiniband/hw/ehca/ehca_eq.c
index b4ac617..9727235 100644
--- a/drivers/infiniband/hw/ehca/ehca_eq.c
+++ b/drivers/infiniband/hw/ehca/ehca_eq.c
@@ -59,6 +59,7 @@ int ehca_create_eq(struct ehca_shca *shca,
 	u32 i;
 	void *vpage;
 	struct ib_device *ib_dev = &shca->ib_device;
+	int ret2;
 
 	spin_lock_init(&eq->spinlock);
 	spin_lock_init(&eq->irq_spinlock);
@@ -123,18 +124,18 @@ int ehca_create_eq(struct ehca_shca *shca,
 
 	/* register interrupt handlers and initialize work queues */
 	if (type == EHCA_EQ) {
-		ret = ibmebus_request_irq(eq->ist, ehca_interrupt_eq,
+		ret2 = ibmebus_request_irq(eq->ist, ehca_interrupt_eq,
 					  IRQF_DISABLED, "ehca_eq",
 					  (void *)shca);
-		if (ret < 0)
+		if (ret2 < 0)
 			ehca_err(ib_dev, "Can't map interrupt handler.");
 
 		tasklet_init(&eq->interrupt_task, ehca_tasklet_eq, (long)shca);
 	} else if (type == EHCA_NEQ) {
-		ret = ibmebus_request_irq(eq->ist, ehca_interrupt_neq,
+		ret2 = ibmebus_request_irq(eq->ist, ehca_interrupt_neq,
 					  IRQF_DISABLED, "ehca_neq",
 					  (void *)shca);
-		if (ret < 0)
+		if (ret2 < 0)
 			ehca_err(ib_dev, "Can't map interrupt handler.");
 
 		tasklet_init(&eq->interrupt_task, ehca_tasklet_neq, (long)shca);
--
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