linux-kernel - [PATCH 1/1 net-next] net: dsa: replace count*size kmalloc by kmalloc

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:	Fri, 14 Nov 2014 19:36:42 +0100
From:	Fabian Frederick <fabf@...net.be>
To:	linux-kernel@...r.kernel.org
Cc:	Fabian Frederick <fabf@...net.be>,
	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org
Subject: [PATCH 1/1 net-next] net: dsa: replace count*size kmalloc by kmalloc_array

kmalloc_array manages count*sizeof overflow.

Signed-off-by: Fabian Frederick <fabf@...net.be>
---
 net/dsa/dsa.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index 4648f12..c00cca3 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -526,7 +526,8 @@ static int dsa_of_setup_routing_table(struct dsa_platform_data *pd,
 
 	/* First time routing table allocation */
 	if (!cd->rtable) {
-		cd->rtable = kmalloc(pd->nr_chips * sizeof(s8), GFP_KERNEL);
+		cd->rtable = kmalloc_array(pd->nr_chips, sizeof(s8),
+					   GFP_KERNEL);
 		if (!cd->rtable)
 			return -ENOMEM;
 
-- 
1.9.3

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/