diff options
| author | Wei Yongjun <weiyongjun1@huawei.com> | 2022-11-15 12:25:32 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-12-31 15:31:57 +0300 |
| commit | 773c9d7f127f7a599d42ceed831de69f5aa22f03 (patch) | |
| tree | 294ea67f1dade36368acc5ffe3ce9c8171dab415 /drivers/irqchip | |
| parent | 12f45dc266f847daa7262d0a13dc47c1cb1b288c (diff) | |
| download | linux-773c9d7f127f7a599d42ceed831de69f5aa22f03.tar.xz | |
irqchip/wpcm450: Fix memory leak in wpcm450_aic_of_init()
[ Upstream commit 4208d4faf36573a507b5e5de17abe342e9276759 ]
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
Signed-off-by: Sasha Levin <sashal@kernel.org>
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; } |