ia64: copy_from_user() should zero the destination on access_ok() failure
authorAl Viro <viro@zeniv.linux.org.uk>
Fri, 19 Aug 2016 01:31:41 +0000 (21:31 -0400)
committerBen Hutchings <ben@decadent.org.uk>
Sun, 20 Nov 2016 01:01:38 +0000 (01:01 +0000)
commit a5e541f796f17228793694d64b507f5f57db4cd7 upstream.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
[bwh: Backported to 3.2: no calls to check_object_size()]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
arch/ia64/include/asm/uaccess.h

Simple merge