From cfb9e4c40e87dffdce96d3a95c33d01f441b2470 Mon Sep 17 00:00:00 2001
From: Fabio Estevam <fabio.estevam@freescale.com>
Date: Tue, 9 Jul 2013 23:25:37 -0300
Subject: pwm: mxs: Check the return value from stmp_reset_block()

stmp_reset_block() may fail, so let's check its return value and
propagate it in the case of error.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

diff --git a/drivers/pwm/pwm-mxs.c b/drivers/pwm/pwm-mxs.c
index 2c77b81..c2c5a4f 100644
--- a/drivers/pwm/pwm-mxs.c
+++ b/drivers/pwm/pwm-mxs.c
@@ -161,9 +161,15 @@ static int mxs_pwm_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, mxs);
 
-	stmp_reset_block(mxs->base);
+	ret = stmp_reset_block(mxs->base);
+	if (ret)
+		goto pwm_remove;
 
 	return 0;
+
+pwm_remove:
+	pwmchip_remove(&mxs->chip);
+	return ret;
 }
 
 static int mxs_pwm_remove(struct platform_device *pdev)
-- 
cgit v0.10.2