From: Miaoqian Lin <linmq006@gmail.com> To: Jonathan Cameron <jic23@kernel.org>, Lars-Peter Clausen <lars@metafoo.de>, Joel Stanley <joel@jms.id.au>, Andrew Jeffery <andrew@aj.id.au>, Billy Tsai <billy_tsai@aspeedtech.com>, Miaoqian Lin <linmq006@gmail.com>, Colin Ian King <colin.king@intel.com>, linux-iio@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH] iio: adc: aspeed: Fix refcount leak in aspeed_adc_set_trim_data Date: Mon, 16 May 2022 11:52:02 +0400 [thread overview] Message-ID: <20220516075206.34580-1-linmq006@gmail.com> (raw) of_find_node_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak. Fixes: d0a4c17b4073 ("iio: adc: aspeed: Get and set trimming data.") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> --- drivers/iio/adc/aspeed_adc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iio/adc/aspeed_adc.c b/drivers/iio/adc/aspeed_adc.c index 0793d2474cdc..9341e0e0eb55 100644 --- a/drivers/iio/adc/aspeed_adc.c +++ b/drivers/iio/adc/aspeed_adc.c @@ -186,6 +186,7 @@ static int aspeed_adc_set_trim_data(struct iio_dev *indio_dev) return -EOPNOTSUPP; } scu = syscon_node_to_regmap(syscon); + of_node_put(syscon); if (IS_ERR(scu)) { dev_warn(data->dev, "Failed to get syscon regmap\n"); return -EOPNOTSUPP; -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Miaoqian Lin <linmq006@gmail.com> To: Jonathan Cameron <jic23@kernel.org>, Lars-Peter Clausen <lars@metafoo.de>, Joel Stanley <joel@jms.id.au>, Andrew Jeffery <andrew@aj.id.au>, Billy Tsai <billy_tsai@aspeedtech.com>, Miaoqian Lin <linmq006@gmail.com>, Colin Ian King <colin.king@intel.com>, linux-iio@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH] iio: adc: aspeed: Fix refcount leak in aspeed_adc_set_trim_data Date: Mon, 16 May 2022 11:52:02 +0400 [thread overview] Message-ID: <20220516075206.34580-1-linmq006@gmail.com> (raw) of_find_node_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak. Fixes: d0a4c17b4073 ("iio: adc: aspeed: Get and set trimming data.") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> --- drivers/iio/adc/aspeed_adc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iio/adc/aspeed_adc.c b/drivers/iio/adc/aspeed_adc.c index 0793d2474cdc..9341e0e0eb55 100644 --- a/drivers/iio/adc/aspeed_adc.c +++ b/drivers/iio/adc/aspeed_adc.c @@ -186,6 +186,7 @@ static int aspeed_adc_set_trim_data(struct iio_dev *indio_dev) return -EOPNOTSUPP; } scu = syscon_node_to_regmap(syscon); + of_node_put(syscon); if (IS_ERR(scu)) { dev_warn(data->dev, "Failed to get syscon regmap\n"); return -EOPNOTSUPP; -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2022-05-16 7:52 UTC|newest] Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-05-16 7:52 Miaoqian Lin [this message] 2022-05-16 7:52 ` [PATCH] iio: adc: aspeed: Fix refcount leak in aspeed_adc_set_trim_data Miaoqian Lin 2022-05-22 11:48 ` Jonathan Cameron 2022-05-22 11:48 ` Jonathan Cameron
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