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(parent: ad38170) | patch
cris: buggered copy_from_user/copy_to_user/clear_user
authorAl Viro <viro@zeniv.linux.org.uk>
Thu, 18 Aug 2016 23:34:00 +0000 (19:34 -0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 24 Sep 2016 08:07:44 +0000 (10:07 +0200)
commit012c06e027b86ba99b30511af43b66631bb85ba2
tree7a93a4deb9e8895699609ba930382c292ea1f37ftree | snapshot
parentad3817096cf97fad790f45a38c53d5bb39c1b5becommit | diff
cris: buggered copy_from_user/copy_to_user/clear_user

commit eb47e0293baaa3044022059f1fa9ff474bfe35cb upstream.

* copy_from_user() on access_ok() failure ought to zero the destination
* none of those primitives should skip the access_ok() check in case of
small constant size.

Acked-by: Jesper Nilsson <jesper.nilsson@axis.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/cris/include/asm/uaccess.h diff | blob | history
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