EDAC, qcom_edac: Remove irq_handled local variable

irq_handled isn't initialized to false on function entry. However, it is
not really needed and the IRQ handler return value can be set directly
instead.

[ bp: rewrite commit message. ]

Fixes: 27450653f1db ("drivers: edac: Add EDAC driver support for QCOM SoCs")
Signed-off-by: Dan Carpenter <[e-mail]>
Signed-off-by: Borislav Petkov <[e-mail]>
CC: Channagoud Kadabi <[e-mail]>
CC: Mauro Carvalho Chehab <[e-mail]>
CC: Venkata Narendra Kumar Gutta <[e-mail]>
CC: [e-mail]
CC: [e-mail]
CC: linux-edac <[e-mail]>
Link: http://lkml.kernel.org/r/[e-mail]

drivers/edac/qcom_edac.c

···
 	struct llcc_drv_data *drv = edac_dev_ctl->pvt_info;
 	irqreturn_t irq_rc = IRQ_NONE;
 	u32 drp_error, trp_error, i;
-	bool irq_handled;
 	int ret;
 
 	/* Iterate over the banks and look for Tag RAM or Data RAM errors */
···
 			ret = dump_syn_reg(edev_ctl, LLCC_DRAM_UE, i);
 		}
 		if (!ret)
-			irq_handled = true;
+			irq_rc = IRQ_HANDLED;
 
 		ret = regmap_read(drv->regmap,
 				  drv->offsets[i] + TRP_INTERRUPT_0_STATUS,
···
 			ret = dump_syn_reg(edev_ctl, LLCC_TRAM_UE, i);
 		}
 		if (!ret)
-			irq_handled = true;
+			irq_rc = IRQ_HANDLED;
 	}
-
-	if (irq_handled)
-		irq_rc = IRQ_HANDLED;
 
 	return irq_rc;
 }