From: Todd Kjos Date: Fri, 12 Nov 2021 18:07:20 +0000 (-0800) Subject: binder: fix test regression due to sender_euid change X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=db918af2a64a892aa8eba7f9f34da3e3c96e76f3;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git binder: fix test regression due to sender_euid change commit c21a80ca0684ec2910344d72556c816cb8940c01 upstream. This is a partial revert of commit 29bc22ac5e5b ("binder: use euid from cred instead of using task"). Setting sender_euid using proc->cred caused some Android system test regressions that need further investigation. It is a partial reversion because subsequent patches rely on proc->cred. Fixes: 29bc22ac5e5b ("binder: use euid from cred instead of using task") Cc: stable@vger.kernel.org # 4.4+ Acked-by: Christian Brauner Signed-off-by: Todd Kjos Change-Id: I9b1769a3510fed250bb21859ef8beebabe034c66 Link: https://lore.kernel.org/r/20211112180720.2858135-1-tkjos@google.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/android/binder.c b/drivers/android/binder.c index c5fd7908fc91..63bf8a7d477b 100644 --- a/drivers/android/binder.c +++ b/drivers/android/binder.c @@ -2894,7 +2894,7 @@ static void binder_transaction(struct binder_proc *proc, t->from = thread; else t->from = NULL; - t->sender_euid = proc->cred->euid; + t->sender_euid = task_euid(proc->tsk); t->to_proc = target_proc; t->to_thread = target_thread; t->code = tr->code;