Commit 14b032b8 authored Jul 09, 2020 by Cong Wang Committed by David S. Miller Jul 09, 2020

cgroup: Fix sock_cgroup_data on big-endian.



In order for no_refcnt and is_data to be the lowest order two
bits in the 'val' we have to pad out the bitfield of the u8.

Fixes: ad0f75e5 ("cgroup: fix cgroup_sk_alloc() for sk_clone_lock()")
Reported-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent ce69e563

include/linux/cgroup-defs.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -792,6 +792,7 @@ struct sock_cgroup_data {
		struct {
		u8 is_data : 1;
		u8 no_refcnt : 1;
		u8 unused : 6;
		u8 padding;
		u16 prioidx;
		u32 classid;
		@@ -801,6 +802,7 @@ struct sock_cgroup_data {
		u32 classid;
		u16 prioidx;
		u8 padding;
		u8 unused : 6;
		u8 no_refcnt : 1;
		u8 is_data : 1;
		} __packed;

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