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tty_audit: use kzalloc() in tty_audit_buf_alloc() 

tty_audit_buf_alloc() manually erases most of the entries after
kmalloc(). So use kzalloc() and remove the manual sets to zero.

That way, we are sure that we do not omit anything.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Link: https://lore.kernel.org/r/20230621101611.10580-3-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2023-06-21 12:16:07 +02:00 committed by Greg Kroah-Hartman
parent 777e456852
commit e1488513ab
1 changed files with 4 additions and 4 deletions
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8
drivers/tty/tty_audit.c
View File

@ -33,16 +33,16 @@ static struct tty_audit_buf *tty_audit_buf_alloc(void)
{
struct tty_audit_buf *buf;
buf = kmalloc(sizeof(*buf), GFP_KERNEL);
buf = kzalloc(sizeof(*buf), GFP_KERNEL);
if (!buf)
goto err;
buf->data = kmalloc(N_TTY_BUF_SIZE, GFP_KERNEL);
if (!buf->data)
goto err_buf;
mutex_init(&buf->mutex);
buf->dev = MKDEV(0, 0);
buf->icanon = 0;
buf->valid = 0;
return buf;
err_buf: