linux-kernel - [PATCH v2 6/8] Convert v4l2 event to kvzalloc

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Date:   Wed, 14 Feb 2018 12:11:52 -0800
From:   Matthew Wilcox <willy@...radead.org>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     Matthew Wilcox <mawilcox@...rosoft.com>, linux-mm@...ck.org,
        Kees Cook <keescook@...omium.org>,
        linux-kernel@...r.kernel.org, kernel-hardening@...ts.openwall.com,
        Joe Perches <joe@...ches.com>
Subject: [PATCH v2 6/8] Convert v4l2 event to kvzalloc_struct

From: Matthew Wilcox <mawilcox@...rosoft.com>

Signed-off-by: Matthew Wilcox <mawilcox@...rosoft.com>
---
 drivers/media/v4l2-core/v4l2-event.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/media/v4l2-core/v4l2-event.c b/drivers/media/v4l2-core/v4l2-event.c
index 968c2eb08b5a..20afb01301e8 100644
--- a/drivers/media/v4l2-core/v4l2-event.c
+++ b/drivers/media/v4l2-core/v4l2-event.c
@@ -215,8 +215,7 @@ int v4l2_event_subscribe(struct v4l2_fh *fh,
 	if (elems < 1)
 		elems = 1;
 
-	sev = kvzalloc(sizeof(*sev) + sizeof(struct v4l2_kevent) * elems,
-		       GFP_KERNEL);
+	sev = kvzalloc_struct(sev, events, elems, GFP_KERNEL);
 	if (!sev)
 		return -ENOMEM;
 	for (i = 0; i < elems; i++)
-- 
2.15.1