diff options
| author |   Liang He <windhl@126.com> | 2022-07-02 09:44:49 +0800 |
|---|---|---|
| committer |   Rob Herring <robh@kernel.org> | 2022-07-12 10:58:33 -0600 |
| commit | d17e37c41b7ed38459957a5d2968ba61516fd5c2 (patch) | |
| tree | 1e6f13221b3405b0337716d80a004fbbf990fbe7 | |
| parent | of: unittest: make unittest_gpio_remove() consistent with unittest_gpio_probe() (diff) | |
| download | linux-dev-d17e37c41b7ed38459957a5d2968ba61516fd5c2.tar.xz linux-dev-d17e37c41b7ed38459957a5d2968ba61516fd5c2.zip | |
of: device: Fix missing of_node_put() in of_dma_set_restricted_buffer
We should use of_node_put() for the reference 'node' returned by
of_parse_phandle() which will increase the refcount.
Fixes: fec9b625095f ("of: Add plumbing for restricted DMA pool")
Co-authored-by: Miaoqian Lin <linmq006@gmail.com>
Signed-off-by: Liang He <windhl@126.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220702014449.263772-1-windhl@126.com
| -rw-r--r-- | drivers/of/device.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/of/device.c b/drivers/of/device.c index 874f031442dc..75b6cbffa755 100644 --- a/drivers/of/device.c +++ b/drivers/of/device.c @@ -81,8 +81,11 @@ of_dma_set_restricted_buffer(struct device *dev, struct device_node *np) * restricted-dma-pool region is allowed. */ if (of_device_is_compatible(node, "restricted-dma-pool") && - of_device_is_available(node)) + of_device_is_available(node)) { + of_node_put(node); break; + } + of_node_put(node); } /* |