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 PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Sat, 12 Mar 2022 11:27:04 +0100 From: Julia Lawall <Julia.Lawall@...ia.fr> To: Kalle Valo <kvalo@...nel.org> Cc: kernel-janitors@...r.kernel.org, "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, linux-wireless@...r.kernel.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH 5/6] zd1201: use kzalloc Use kzalloc instead of kmalloc + memset. The semantic patch that makes this change is: (https://coccinelle.gitlabpages.inria.fr/website/) //<smpl> @@ expression res, size, flag; @@ - res = kmalloc(size, flag); + res = kzalloc(size, flag); ... - memset(res, 0, size); //</smpl> Signed-off-by: Julia Lawall <Julia.Lawall@...ia.fr> --- drivers/net/wireless/zydas/zd1201.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/net/wireless/zydas/zd1201.c b/drivers/net/wireless/zydas/zd1201.c index e64e4e579518..82bc0d44212e 100644 --- a/drivers/net/wireless/zydas/zd1201.c +++ b/drivers/net/wireless/zydas/zd1201.c @@ -521,7 +521,7 @@ static int zd1201_setconfig(struct zd1201 *zd, int rid, const void *buf, int len zd->rxdatas = 0; zd->rxlen = 0; for (seq=0; len > 0; seq++) { - request = kmalloc(16, gfp_mask); + request = kzalloc(16, gfp_mask); if (!request) return -ENOMEM; urb = usb_alloc_urb(0, gfp_mask); @@ -529,7 +529,6 @@ static int zd1201_setconfig(struct zd1201 *zd, int rid, const void *buf, int len kfree(request); return -ENOMEM; } - memset(request, 0, 16); reqlen = len>12 ? 12 : len; request[0] = ZD1201_USB_RESREQ; request[1] = seq;
Powered by blists - more mailing lists