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(parent: b3a9e3b) | patch
xtensa: fix access check in csum_and_copy_from_user
authorMax Filippov <jcmvbkbc@gmail.com>
Tue, 21 Jul 2020 22:00:35 +0000 (15:00 -0700)
committerAl Viro <viro@zeniv.linux.org.uk>
Tue, 21 Jul 2020 23:08:25 +0000 (19:08 -0400)
commit5fff09bc141570cd15c118b097b17dec832b517f
tree6a6d9d2ad48710aae48695e2b48a1beae5d5b817tree | snapshot
parentb3a9e3b9622ae10064826dccb4f7a52bd88c7407commit | diff
xtensa: fix access check in csum_and_copy_from_user

Commit d341659f470b ("xtensa: switch to providing
csum_and_copy_from_user()") introduced access check, but incorrectly
tested dst instead of src.
Fix access_ok argument in csum_and_copy_from_user.

Cc: Al Viro <viro@zeniv.linux.org.uk>
Fixes: d341659f470b ("xtensa: switch to providing csum_and_copy_from_user()")
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
arch/xtensa/include/asm/checksum.h diff | blob | history
Domain: System / Kernel;