Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.6 089/254] seccomp: Add missing compat_ioctl for notify | Date | Thu, 16 Apr 2020 15:22:58 +0200 |
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From: Sven Schnelle <svens@linux.ibm.com>
commit 3db81afd99494a33f1c3839103f0429c8f30cb9d upstream.
Executing the seccomp_bpf testsuite under a 64-bit kernel with 32-bit userland (both s390 and x86) doesn't work because there's no compat_ioctl handler defined. Add the handler.
Signed-off-by: Sven Schnelle <svens@linux.ibm.com> Fixes: 6a21cc50f0c7 ("seccomp: add a return code to trap to userspace") Cc: stable@vger.kernel.org Link: https://lore.kernel.org/r/20200310123332.42255-1-svens@linux.ibm.com Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- kernel/seccomp.c | 1 + 1 file changed, 1 insertion(+)
--- a/kernel/seccomp.c +++ b/kernel/seccomp.c @@ -1221,6 +1221,7 @@ static const struct file_operations secc .poll = seccomp_notify_poll, .release = seccomp_notify_release, .unlocked_ioctl = seccomp_notify_ioctl, + .compat_ioctl = seccomp_notify_ioctl, }; static struct file *init_listener(struct seccomp_filter *filter)
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