From 31acd2665b8f45548e1acfb9131657646333f91c Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sat, 3 Jun 2017 21:44:11 -0400 Subject: isdn: get rid of pointless access_ok() copy_to_user()/copy_from_user()/get_user() check themselves Signed-off-by: Al Viro --- drivers/isdn/isdnloop/isdnloop.c | 2 -- 1 file changed, 2 deletions(-) (limited to 'drivers/isdn/isdnloop') diff --git a/drivers/isdn/isdnloop/isdnloop.c b/drivers/isdn/isdnloop/isdnloop.c index ef9c8e4f1fa2..32cb0cbd7217 100644 --- a/drivers/isdn/isdnloop/isdnloop.c +++ b/drivers/isdn/isdnloop/isdnloop.c @@ -1142,8 +1142,6 @@ isdnloop_command(isdn_ctrl *c, isdnloop_card *card) case ISDNLOOP_IOCTL_DEBUGVAR: return (ulong) card; case ISDNLOOP_IOCTL_STARTUP: - if (!access_ok(VERIFY_READ, (void *) a, sizeof(isdnloop_sdef))) - return -EFAULT; return isdnloop_start(card, (isdnloop_sdef *) a); break; case ISDNLOOP_IOCTL_ADDCARD: -- cgit v1.2.3