From 00fca6b53a88f600c59bae3828e1c2fdce58be0d Mon Sep 17 00:00:00 2001 From: Al Viro Date: Thu, 23 Apr 2020 10:20:06 -0400 Subject: tomoyo_write_control(): get rid of pointless access_ok() address is passed only to get_user() Signed-off-by: Al Viro --- security/tomoyo/common.c | 2 -- 1 file changed, 2 deletions(-) (limited to 'security/tomoyo') diff --git a/security/tomoyo/common.c b/security/tomoyo/common.c index 1b467381986f..f93f8acd05f7 100644 --- a/security/tomoyo/common.c +++ b/security/tomoyo/common.c @@ -2662,8 +2662,6 @@ ssize_t tomoyo_write_control(struct tomoyo_io_buffer *head, if (!head->write) return -EINVAL; - if (!access_ok(buffer, buffer_len)) - return -EFAULT; if (mutex_lock_interruptible(&head->io_sem)) return -EINTR; head->read_user_buf_avail = 0; -- cgit v1.2.3