firmware/br-ext-chip-allwinner/board/v83x/kernel/patches/00000-kernel_futex.c.patch

14 lines
411 B
Diff

diff -drupN a/kernel/futex.c b/kernel/futex.c
--- a/kernel/futex.c 2018-08-06 17:23:04.000000000 +0300
+++ b/kernel/futex.c 2022-06-12 05:28:14.000000000 +0300
@@ -1989,6 +1989,9 @@ retry_private:
drop_count++;
}
+ if (nr_wake < 0 || nr_requeue < 0)
+ return -EINVAL;
+
/*
* We took an extra initial reference to the pi_state either
* in futex_proxy_trylock_atomic() or in lookup_pi_state(). We