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Commit 7805fa8d authored by Vadim Pasternak's avatar Vadim Pasternak Committed by Darren Hart (VMware)
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platform/mellanox: mlxreg-hotplug: Add check for negative adapter number 



Verify before creation of hotplug device if the associated adapter number
is negative. It could be in case hotplug event is not associated with
hotplug device.

Signed-off-by: default avatarVadim Pasternak <vadimp@mellanox.com>
Signed-off-by: default avatarDarren Hart (VMware) <dvhart@infradead.org>
parent 0b78b1c2

drivers/platform/mellanox/mlxreg-hotplug.c

+7 −0
Original line number Diff line number Diff line
@@ -96,6 +96,13 @@ struct mlxreg_hotplug_priv_data { 
static int mlxreg_hotplug_device_create(struct device *dev,

					struct mlxreg_core_data *data)

{

	/*

	 * Return if adapter number is negative. It could be in case hotplug

	 * event is not associated with hotplug device.

	 */

	if (data->hpdev.nr < 0)

		return 0;



	data->hpdev.adapter = i2c_get_adapter(data->hpdev.nr);

	if (!data->hpdev.adapter) {

		dev_err(dev, "Failed to get adapter for bus %d\n",