x86/intel/quark: Fix ptr_ret.cocci warnings

---
 arch/x86/platform/intel-quark/imr.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)
 
diff --git a/arch/x86/platform/intel-quark/imr.c b/arch/x86/platform/intel-quark/imr.c
index 16e4df1..60c01eb 100644
--- a/arch/x86/platform/intel-quark/imr.c
+++ b/arch/x86/platform/intel-quark/imr.c
@@ -277,10 +277,7 @@ static int imr_debugfs_register(struct imr_device *idev)
 {
 	idev->file = debugfs_create_file("imr_state", S_IFREG | S_IRUGO, NULL,
 					 idev, &imr_state_ops);
-	if (IS_ERR(idev->file))
-		return PTR_ERR(idev->file);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(idev->file);
 }
 
 /**