From 44110a8da799c412501cef1827467d64c35aad64 Mon Sep 17 00:00:00 2001 From: "Souptick Joarder (HPE)" Date: Fri, 18 Feb 2022 22:03:03 +0530 Subject: [PATCH] irqchip/nvic: Release nvic_base upon failure [ Upstream commit e414c25e3399b2b3d7337dc47abccab5c71b7c8f ] smatch warning was reported as below -> smatch warnings: drivers/irqchip/irq-nvic.c:131 nvic_of_init() warn: 'nvic_base' not released on lines: 97. Release nvic_base upon failure. Reported-by: kernel test robot Reported-by: Dan Carpenter Signed-off-by: Souptick Joarder (HPE) Signed-off-by: Marc Zyngier Link: https://lore.kernel.org/r/20220218163303.33344-1-jrdr.linux@gmail.com Signed-off-by: Sasha Levin --- drivers/irqchip/irq-nvic.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/irqchip/irq-nvic.c b/drivers/irqchip/irq-nvic.c index 9694529b709d..330beb62d015 100644 --- a/drivers/irqchip/irq-nvic.c +++ b/drivers/irqchip/irq-nvic.c @@ -108,6 +108,7 @@ static int __init nvic_of_init(struct device_node *node, if (!nvic_irq_domain) { pr_warn("Failed to allocate irq domain\n"); + iounmap(nvic_base); return -ENOMEM; } @@ -117,6 +118,7 @@ static int __init nvic_of_init(struct device_node *node, if (ret) { pr_warn("Failed to allocate irq chips\n"); irq_domain_remove(nvic_irq_domain); + iounmap(nvic_base); return ret; }