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From: Erick Archer <erick.archer@gmx.com>
To: Steven Rostedt <rostedt@goodmis.org>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	"Gustavo A. R. Silva" <gustavoars@kernel.org>
Cc: Erick Archer <erick.archer@gmx.com>,
	Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
	linux-kernel@vger.kernel.org,
	linux-trace-kernel@vger.kernel.org,
	linux-hardening@vger.kernel.org
Subject: [PATCH] eventfs: Use kcalloc() instead of kzalloc()
Date: Sun, 14 Jan 2024 11:53:40 +0100
Message-Id: <20240114105340.5746-1-erick.archer@gmx.com>
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Use 2-factor multiplication argument form kcalloc() instead
of kzalloc().

Link: https://github.com/KSPP/linux/issues/162
Signed-off-by: Erick Archer <erick.archer@gmx.com>
=2D--
 fs/tracefs/event_inode.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/tracefs/event_inode.c b/fs/tracefs/event_inode.c
index fdff53d5a1f8..f8196289692c 100644
=2D-- a/fs/tracefs/event_inode.c
+++ b/fs/tracefs/event_inode.c
@@ -93,7 +93,7 @@ static int eventfs_set_attr(struct mnt_idmap *idmap, str=
uct dentry *dentry,
 	/* Preallocate the children mode array if necessary */
 	if (!(dentry->d_inode->i_mode & S_IFDIR)) {
 		if (!ei->entry_attrs) {
-			ei->entry_attrs =3D kzalloc(sizeof(*ei->entry_attrs) * ei->nr_entries,
+			ei->entry_attrs =3D kcalloc(ei->nr_entries, sizeof(*ei->entry_attrs),
 						  GFP_NOFS);
 			if (!ei->entry_attrs) {
 				ret =3D -ENOMEM;
@@ -874,7 +874,7 @@ struct eventfs_inode *eventfs_create_dir(const char *n=
ame, struct eventfs_inode
 	}

 	if (size) {
-		ei->d_children =3D kzalloc(sizeof(*ei->d_children) * size, GFP_KERNEL);
+		ei->d_children =3D kcalloc(size, sizeof(*ei->d_children), GFP_KERNEL);
 		if (!ei->d_children) {
 			kfree_const(ei->name);
 			kfree(ei);
@@ -941,7 +941,7 @@ struct eventfs_inode *eventfs_create_events_dir(const =
char *name, struct dentry
 		goto fail;

 	if (size) {
-		ei->d_children =3D kzalloc(sizeof(*ei->d_children) * size, GFP_KERNEL);
+		ei->d_children =3D kcalloc(size, sizeof(*ei->d_children), GFP_KERNEL);
 		if (!ei->d_children)
 			goto fail;
 	}
=2D-
2.25.1