linux-kernel - [PATCH 4.8 126/138] omapfb: fix return value check in dsi

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Date:   Wed,  9 Nov 2016 11:46:49 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Wei Yongjun <weiyongjun1@...wei.com>,
        Peter Ujfalusi <peter.ujfalusi@...com>,
        Tomi Valkeinen <tomi.valkeinen@...com>
Subject: [PATCH 4.8 126/138] omapfb: fix return value check in dsi_bind()

4.8-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Wei Yongjun <weiyongjun1@...wei.com>

commit 43da7575cdecaf5af2d6b3f3a9e4e6c9144be428 upstream.

Fix the retrn value check which testing the wrong variable
in dsi_bind().

Fixes: f76ee892a99e ("omapfb: copy omapdss & displays for omapfb")
Signed-off-by: Wei Yongjun <weiyongjun1@...wei.com>
Reviewed-by: Peter Ujfalusi <peter.ujfalusi@...com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@...com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/video/fbdev/omap2/omapfb/dss/dsi.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/video/fbdev/omap2/omapfb/dss/dsi.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/dsi.c
@@ -5348,7 +5348,7 @@ static int dsi_bind(struct device *dev,
 
 	dsi->phy_base = devm_ioremap(&dsidev->dev, res->start,
 		resource_size(res));
-	if (!dsi->proto_base) {
+	if (!dsi->phy_base) {
 		DSSERR("can't ioremap DSI PHY\n");
 		return -ENOMEM;
 	}
@@ -5368,7 +5368,7 @@ static int dsi_bind(struct device *dev,
 
 	dsi->pll_base = devm_ioremap(&dsidev->dev, res->start,
 		resource_size(res));
-	if (!dsi->proto_base) {
+	if (!dsi->pll_base) {
 		DSSERR("can't ioremap DSI PLL\n");
 		return -ENOMEM;
 	}