scsi: megaraid_sas: Remove undefined ENABLE_IRQ_POLL macro

As the ENABLE_IRQ_POLL macro is undefined, the check for ENABLE_IRQ_POLL
macro in ISR will always be false. This leads to irq polling being
non-functional.

Remove ENABLE_IRQ_POLL check from ISR.

Link: https://lore.kernel.org/r/[email protected]
Fixes: a6ffd5b ("scsi: megaraid_sas: Call disable_irq from process IRQ")
Cc: <[email protected]> # v5.3+
Signed-off-by: Chandrakanth Patil <[email protected]>
Signed-off-by: Kashyap Desai <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>

Author: cp890582

drivers/scsi/megaraid/megaraid_sas_fusion.c

@@ -3739,10 +3739,8 @@ static irqreturn_t megasas_isr_fusion(int irq, void *devp)
 	if (instance->mask_interrupts)
 		return IRQ_NONE;
 
-#if defined(ENABLE_IRQ_POLL)
 	if (irq_context->irq_poll_scheduled)
 		return IRQ_HANDLED;
-#endif
 
 	if (!instance->msix_vectors) {
 		mfiStatus = instance->instancet->clear_intr(instance);