[PATCH v1 07/13] fbdev: pxafb: use devm_kmemdup_array()

[Raag Jadav <raag.jadav@xxxxxxxxx>]

Convert to use devm_kmemdup() and devm_kmemdup_array() which are
more robust.

Signed-off-by: Raag Jadav <raag.jadav@xxxxxxxxx>
---
 drivers/video/fbdev/pxafb.c | 21 ++++++++-------------
 1 file changed, 8 insertions(+), 13 deletions(-)

diff --git a/drivers/video/fbdev/pxafb.c b/drivers/video/fbdev/pxafb.c
index 4aa84853e31a..21fba33918c6 100644
--- a/drivers/video/fbdev/pxafb.c
+++ b/drivers/video/fbdev/pxafb.c
@@ -2239,26 +2239,21 @@ static int pxafb_probe(struct platform_device *dev)
 
 	ret = -ENOMEM;
 	pdata = dev_get_platdata(&dev->dev);
-	inf = devm_kmalloc(&dev->dev, sizeof(*inf), GFP_KERNEL);
-	if (!inf)
-		goto failed;
-
 	if (pdata) {
-		*inf = *pdata;
-		inf->modes =
-			devm_kmalloc_array(&dev->dev, pdata->num_modes,
-					   sizeof(inf->modes[0]), GFP_KERNEL);
+		inf = devm_kmemdup(&dev->dev, pdata, sizeof(*pdata), GFP_KERNEL);
+		if (!inf)
+			goto failed;
+
+		inf->modes = devm_kmemdup_array(&dev->dev, pdata->modes, pdata->num_modes,
+						sizeof(*pdata->modes), GFP_KERNEL);
 		if (!inf->modes)
 			goto failed;
-		for (i = 0; i < inf->num_modes; i++)
-			inf->modes[i] = pdata->modes[i];
 	} else {
 		inf = of_pxafb_of_mach_info(&dev->dev);
+		if (IS_ERR_OR_NULL(inf))
+			goto failed;
 	}
 
-	if (IS_ERR_OR_NULL(inf))
-		goto failed;
-
 	ret = pxafb_parse_options(&dev->dev, g_options, inf);
 	if (ret < 0)
 		goto failed;
-- 
2.34.1