ASoC: Intel: Skylake: Fix error return code in skl_probe()

BugLink: http://bugs.launchpad.net/bugs/1631468

commit 979cf59a upstream.

Fix to return error code -ENODEV from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 87b2bdf0 ("ASoC: Intel: Skylake: Initialize NHLT table")
Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com>
Acked-By: Vinod Koul <vinod.kou@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>

sound/soc/intel/skylake/skl.c

@@ -464,8 +464,10 @@ static int skl_probe(struct pci_dev *pci,
 
 	skl->nhlt = skl_nhlt_init(bus->dev);
 
-	if (skl->nhlt == NULL)
+	if (skl->nhlt == NULL) {
+		err = -ENODEV;
 		goto out_free;
+	}
 
 	pci_set_drvdata(skl->pci, ebus);