git: 275f412b070f - stable/12 - pflog: align header to 4 bytes, not 8

From: Kristof Provost <kp_at_FreeBSD.org>
Date: Wed, 09 Feb 2022 09:56:51 UTC
The branch stable/12 has been updated by kp:

URL: https://cgit.FreeBSD.org/src/commit/?id=275f412b070f0d23b028f8bde85182a1f6d0fe7c

commit 275f412b070f0d23b028f8bde85182a1f6d0fe7c
Author:     Kristof Provost <kp@FreeBSD.org>
AuthorDate: 2022-02-01 07:56:49 +0000
Commit:     Kristof Provost <kp@FreeBSD.org>
CommitDate: 2022-02-09 09:56:36 +0000

    pflog: align header to 4 bytes, not 8
    
    6d4baa0d01 incorrectly rounded the lenght of the pflog header up to 8
    bytes, rather than 4.
    
    PR:             261566
    Reported by:    Guy Harris <gharris@sonic.net>
    MFC after:      1 week
    Sponsored by:   Rubicon Communications, LLC ("Netgate")
    
    (cherry picked from commit 4daa31c10867b133bdc2a424e1e60d280384dc56)
---
 sys/net/if_pflog.h | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/sys/net/if_pflog.h b/sys/net/if_pflog.h
index 0406f78474a8..443c1cc36cf6 100644
--- a/sys/net/if_pflog.h
+++ b/sys/net/if_pflog.h
@@ -33,7 +33,6 @@
 
 #include <sys/types.h>
 
-#include <net/bpf.h>
 #include <net/if.h>
 
 #define	PFLOGIFS_MAX	16
@@ -60,7 +59,9 @@ struct pfloghdr {
 	u_int8_t	pad2[3];
 };
 
-#define	PFLOG_HDRLEN		BPF_WORDALIGN(offsetof(struct pfloghdr, pad2))
+#define PFLOG_ALIGNMENT		sizeof(uint32_t)
+#define PFLOG_ALIGN(x)		(((x) + PFLOG_ALIGNMENT - 1) & ~(PFLOG_ALIGNMENT - 1))
+#define	PFLOG_HDRLEN		PFLOG_ALIGN(offsetof(struct pfloghdr, pad2))
 /* minus pad, also used as a signature */
 #define	PFLOG_REAL_HDRLEN	offsetof(struct pfloghdr, pad2)