* [PATCH] macvtap: Use kmalloc_array() in macvtap_queue_resize()
@ 2017-01-26 19:00 SF Markus Elfring
0 siblings, 0 replies; only message in thread
From: SF Markus Elfring @ 2017-01-26 19:00 UTC (permalink / raw)
To: netdev, David S. Miller, Francesco Ruggeri, Gao Feng, Jason Wang,
Marc Angel, Michael S. Tsirkin, Mike Rapoport, Willem de Bruijn,
Zhang Shengju
Cc: LKML, kernel-janitors
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Thu, 26 Jan 2017 19:47:38 +0100
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/net/macvtap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index 5c26653eceb5..1796d8f1ef47 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -1243,7 +1243,7 @@ static int macvtap_queue_resize(struct macvlan_dev *vlan)
int n = vlan->numqueues;
int ret, i = 0;
- arrays = kmalloc(sizeof *arrays * n, GFP_KERNEL);
+ arrays = kmalloc_array(n, sizeof(*arrays), GFP_KERNEL);
if (!arrays)
return -ENOMEM;
--
2.11.0
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