From: Viresh Kumar <viresh.kumar@linaro.org>
Date: Fri, 14 Aug 2015 11:37:11 +0000 (+0530)
Subject: greybus: loopback: Print error on data mismatch
X-Git-Tag: v4.9-rc1~119^2~378^2~21^2~1272
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=dc366f8e397c41ba582821e24abdc2bc4ae80a47;p=thirdparty%2Fkernel%2Flinux.git

greybus: loopback: Print error on data mismatch

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Bryan O'Donoghue <bryan.odnoghue@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
---

diff --git a/drivers/staging/greybus/loopback.c b/drivers/staging/greybus/loopback.c
index 39ad4141ba8c2..3263d8351aa30 100644
--- a/drivers/staging/greybus/loopback.c
+++ b/drivers/staging/greybus/loopback.c
@@ -287,8 +287,10 @@ static int gb_loopback_transfer(struct gb_loopback *gb, u32 len)
 	if (retval)
 		goto gb_error;
 
-	if (memcmp(request->data, response->data, len))
+	if (memcmp(request->data, response->data, len)) {
+		pr_info("%s: Loopback Data doesn't match\n", __func__);
 		retval = -EREMOTEIO;
+	}
 
 gb_error:
 	kfree(request);