diff options
| author | Wei Yongjun <weiyongjun1@huawei.com> | 2022-11-15 09:25:32 +0000 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2022-11-26 13:29:48 +0000 |
| commit | 4208d4faf36573a507b5e5de17abe342e9276759 (patch) | |
| tree | 9ba351ad99ba12348620810f7277dd6390aa16ce /drivers/irqchip | |
| parent | 4e08a286b1f7a0a32828d6411255296e4ef51fa6 (diff) | |
| download | linux-4208d4faf36573a507b5e5de17abe342e9276759.tar.bz2 | |
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: fead4dd49663 ("irqchip: Add driver for WPCM450 interrupt controller")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20221115092532.1704032-1-weiyongjun@huaweicloud.com
Diffstat (limited to 'drivers/irqchip')
| -rw-r--r-- | drivers/irqchip/irq-wpcm450-aic.c | 1 |
1 files changed, 1 insertions, 0 deletions
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; } |