[v4,18/18] i2c-mux: relax locking of the top i2c adapter during i2c controlled muxing

Commit Message

Peter Rosin March 4, 2016, 7:10 a.m. UTC

Hi!

Here's a fixup for a problem found by the test robot. Sorry for the
inconvenience.

Cheers,
Peter

Patch

diff --git a/drivers/i2c/i2c-mux.c b/drivers/i2c/i2c-mux.c
index 40a4e0397826..b73c42eddca3 100644
--- a/drivers/i2c/i2c-mux.c
+++ b/drivers/i2c/i2c-mux.c
@@ -226,6 +226,7 @@  struct i2c_adapter *i2c_root_adapter(struct device *dev)
 
 	return i2c_root;
 }
+EXPORT_SYMBOL_GPL(i2c_root_adapter);
 
 int i2c_mux_reserve_adapters(struct i2c_mux_core *muxc, int adapters)
 {