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| author | Schspa Shi <schspa@gmail.com> | 2022-05-18 04:17:54 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-05-19 19:41:33 +0300 |
| commit | aed86f8add0e3f63a033861f247c9ae956b72c92 (patch) | |
| tree | c2b1088b38013f9c542130de9cf107fbaa3a87ee /scripts | |
| parent | dafa5e9ab8b5b31d64c0ded188d95f8bb6be9746 (diff) | |
binder: fix atomic sleep when get extended error
binder_inner_proc_lock(thread->proc) is a spin lock, copy_to_user can't
be called with in this lock.
Copy it as a local variable to fix it.
Fixes: bd32889e841c ("binder: add BINDER_GET_EXTENDED_ERROR ioctl")
Reported-by: syzbot+46fff6434a7f968ecb39@syzkaller.appspotmail.com
Reviewed-by: Carlos Llamas <cmllamas@google.com>
Signed-off-by: Schspa Shi <schspa@gmail.com>
Link: https://lore.kernel.org/r/20220518011754.49348-1-schspa@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'scripts')
0 files changed, 0 insertions, 0 deletions