Messages in this thread Patch in this message | | | From | Wei Yongjun <> | Subject | [PATCH v2] irqchip/wpcm450: fix memory leak in wpcm450_aic_of_init() | Date | Tue, 15 Nov 2022 09:25:32 +0000 |
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From: Wei Yongjun <weiyongjun1@huawei.com>
If of_iomap() failed, 'aic' should be freed before return. Otherwise there is a memory leak.
Fixes: fead4dd49663 ("irqchip: Add driver for WPCM450 interrupt controller") Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> --- v1 -> v2: fix function name in subject
drivers/irqchip/irq-wpcm450-aic.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/irqchip/irq-wpcm450-aic.c b/drivers/irqchip/irq-wpcm450-aic.c index 0dcbeb1a05a1..91df62a64cd9 100644 --- a/drivers/irqchip/irq-wpcm450-aic.c +++ b/drivers/irqchip/irq-wpcm450-aic.c @@ -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; } -- 2.34.1
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