Commit b13e59e7 authored by Heiner Kallweit's avatar Heiner Kallweit Committed by Wolfram Sang
Browse files

i2c: mux: Avoid potential false error message in i2c_mux_add_adapter 



I2C_CLASS_DEPRECATED is a flag and not an actual class.
There's nothing speaking against both, parent and child, having
I2C_CLASS_DEPRECATED set. Therefore exclude it from the check.

Signed-off-by: default avatarHeiner Kallweit <hkallweit1@gmail.com>
Acked-by: default avatarPeter Rosin <peda@axentia.se>
Signed-off-by: default avatarWolfram Sang <wsa@kernel.org>
parent f5d19bbd

drivers/i2c/i2c-mux.c

+1 −1
Original line number Diff line number Diff line
@@ -341,7 +341,7 @@ int i2c_mux_add_adapter(struct i2c_mux_core *muxc, 
		priv->adap.lock_ops = &i2c_parent_lock_ops;



	/* Sanity check on class */

	if (i2c_mux_parent_classes(parent) & class)

	if (i2c_mux_parent_classes(parent) & class & ~I2C_CLASS_DEPRECATED)

		dev_err(&parent->dev,

			"Segment %d behind mux can't share classes with ancestors\n",

			chan_id);