Commit 4208d4fa authored by Wei Yongjun's avatar Wei Yongjun Committed by Marc Zyngier
Browse files

irqchip/wpcm450: Fix memory leak in wpcm450_aic_of_init() 



If of_iomap() failed, 'aic' should be freed before return. Otherwise
there is a memory leak.

Fixes: fead4dd4 ("irqchip: Add driver for WPCM450 interrupt controller")
Signed-off-by: default avatarWei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: default avatarJonathan Neuschäfer <j.neuschaefer@gmx.net>
Signed-off-by: default avatarMarc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20221115092532.1704032-1-weiyongjun@huaweicloud.com
parent 4e08a286

drivers/irqchip/irq-wpcm450-aic.c

+1 −0
Original line number Diff line number Diff line
@@ -146,6 +146,7 @@ static int __init wpcm450_aic_of_init(struct device_node *node, 
	aic->regs = of_iomap(node, 0);

	if (!aic->regs) {

		pr_err("Failed to map WPCM450 AIC registers\n");

		kfree(aic);

		return -ENOMEM;

	}