This makes the error handling much more simpler than open-coding everything
and in addition makes the probe function smaller an tidier.
Tested-by: NNikola Ciprich <nikola.ciprich@linuxbox.cz>
Signed-off-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: NSudip Mukherjee <sudipm.mukherjee@gmail.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>