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authorQi Hou <qi.hou@windriver.com>2017-03-03 15:57:11 +0800
committerPeter Rosin <peda@axentia.se>2017-03-03 10:50:28 +0100
commit2e1e4949f9dfb053122785cd73540bb1e61f768b (patch)
tree2e6d819dec257db0c19af0e95b25fc1d72bc449d /drivers/i2c
parentc470abd4fde40ea6a0846a2beab642a578c0b8cd (diff)
downloadlinux-2e1e4949f9dfb053122785cd73540bb1e61f768b.tar.bz2
i2c: add missing of_node_put in i2c_mux_del_adapters
Refcount of of_node is increased with of_node_get() in i2c_mux_add_adapter(). It must be decreased with of_node_put() in i2c_mux_del_adapters(). Cc: stable@vger.kernel.org Signed-off-by: Qi Hou <qi.hou@windriver.com> Reviewed-by: Zhang Xiao <xiao.zhang@windriver.com> Signed-off-by: Peter Rosin <peda@axentia.se>
Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/i2c-mux.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/i2c/i2c-mux.c b/drivers/i2c/i2c-mux.c
index 83768e85a919..2178266bca79 100644
--- a/drivers/i2c/i2c-mux.c
+++ b/drivers/i2c/i2c-mux.c
@@ -429,6 +429,7 @@ void i2c_mux_del_adapters(struct i2c_mux_core *muxc)
while (muxc->num_adapters) {
struct i2c_adapter *adap = muxc->adapter[--muxc->num_adapters];
struct i2c_mux_priv *priv = adap->algo_data;
+ struct device_node *np = adap->dev.of_node;
muxc->adapter[muxc->num_adapters] = NULL;
@@ -438,6 +439,7 @@ void i2c_mux_del_adapters(struct i2c_mux_core *muxc)
sysfs_remove_link(&priv->adap.dev.kobj, "mux_device");
i2c_del_adapter(adap);
+ of_node_put(np);
kfree(priv);
}
}