[PATCH 1/6] GPU-DRM-GMA500: Use kmalloc_array() in mid_get_vbt_data_r10()

From	SF Markus Elfring <elfring@users.sourceforge.net>
Newsgroups	linux.kernel
Subject	[PATCH 1/6] GPU-DRM-GMA500: Use kmalloc_array() in mid_get_vbt_data_r10()
Date	2016-09-20 11:00 +0200
Message-ID	<sjp4d-EF-3@gated-at.bofh.it> (permalink)
References	<qEuGl-43C-5@gated-at.bofh.it> <sjp4d-EF-5@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Show all headers | View raw

From: Markus Elfring <elfring@users.sourceforge.net>
Date: Tue, 20 Sep 2016 08:54:07 +0200

A multiplication for the size determination of a memory allocation
indicated that an array data structure should be processed.
Thus use the corresponding function "kmalloc_array".

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/gpu/drm/gma500/mid_bios.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/gma500/mid_bios.c b/drivers/gpu/drm/gma500/mid_bios.c
index d75ecb3..a833568 100644
--- a/drivers/gpu/drm/gma500/mid_bios.c
+++ b/drivers/gpu/drm/gma500/mid_bios.c
@@ -235,7 +235,7 @@ static int mid_get_vbt_data_r10(struct drm_psb_private *dev_priv, u32 addr)
 	if (read_vbt_r10(addr, &vbt))
 		return -1;
 
-	gct = kmalloc(sizeof(*gct) * vbt.panel_count, GFP_KERNEL);
+	gct = kmalloc_array(vbt.panel_count, sizeof(*gct), GFP_KERNEL);
 	if (!gct)
 		return -1;
 
-- 
2.10.0

Back to linux.kernel | Previous | Next — Next in thread | Find similar | Unroll thread

Thread

[PATCH 1/6] GPU-DRM-GMA500: Use kmalloc_array() in  mid_get_vbt_data_r10() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-09-20 11:00 +0200
  Re: [PATCH 1/6] GPU-DRM-GMA500: Use kmalloc_array() in mid_get_vbt_data_r10() Jani Nikula <jani.nikula@linux.intel.com> - 2016-09-20 12:10 +0200
    Re: GPU-DRM-GMA500: Use kmalloc_array() in mid_get_vbt_data_r10() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-09-20 12:40 +0200

csiph-web