Revert "staging: fsl-mc: delete prototype of unimplemented function"

This reverts commit be6faff74cda2ac1838c0f85dca3c3ce4975fa73.

The whole series is broken, so back it all out.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Cc: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/fsl-mc/include/mc-bus.h b/drivers/staging/fsl-mc/include/mc-bus.h
index aac062e2b6efcea72dd887f398d242c7e3bba872..8f9bf8dd6495dc26d234254df99ce5e917d70094 100644 (file)
--- a/drivers/staging/fsl-mc/include/mc-bus.h
+++ b/drivers/staging/fsl-mc/include/mc-bus.h
@@ -91,6 +91,8 @@ void fsl_mc_init_all_resource_pools(struct fsl_mc_device *mc_bus_dev);
 
 void fsl_mc_cleanup_all_resource_pools(struct fsl_mc_device *mc_bus_dev);
 
+bool fsl_mc_bus_exists(void);
+
 void fsl_mc_get_root_dprc(struct device *dev,
                          struct device **root_dprc_dev);