[PATCH] octeon: request_irq() failure ignored in cvm_oct_configure_common_hw()

[Roel Kluin]

Produce an error if request_irq() failed.

Signed-off-by: Roel Kluin <roel.kluin at gmail.com>
---
One question: does cvm_oct_configure_common_hw() require more
cleaning up? 

diff --git a/drivers/staging/octeon/ethernet.c b/drivers/staging/octeon/ethernet.c
index b847951..fb5553d 100644
--- a/drivers/staging/octeon/ethernet.c
+++ b/drivers/staging/octeon/ethernet.c
@@ -210,6 +210,10 @@ static __init void cvm_oct_configure_common_hw(void)
 	r = request_irq(OCTEON_IRQ_WORKQ0 + pow_receive_group,
 			cvm_oct_do_interrupt, IRQF_SHARED, "Ethernet",
 			cvm_oct_device);
+	if (r != 0) {
+		pr_err("cvm_oct_configure_common_hw: request_irq failed");
+		return;
+	}
 
 #if defined(CONFIG_SMP) && 0
 	if (USE_MULTICORE_RECEIVE) {