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Date:      Tue, 27 Apr 2021 20:19:50 GMT
From:      "Alexander V. Chernikov" <melifaro@FreeBSD.org>
To:        src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org
Subject:   git: fbe149eef7d8 - stable/13 - Fix rtsock sockaddr alignment.
Message-ID:  <202104272019.13RKJoD6008179@gitrepo.freebsd.org>

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The branch stable/13 has been updated by melifaro:

URL: https://cgit.FreeBSD.org/src/commit/?id=fbe149eef7d8f225138809528e2824bfabc4419c

commit fbe149eef7d8f225138809528e2824bfabc4419c
Author:     Alexander V. Chernikov <melifaro@FreeBSD.org>
AuthorDate: 2021-04-27 08:04:19 +0000
Commit:     Alexander V. Chernikov <melifaro@FreeBSD.org>
CommitDate: 2021-04-27 19:59:27 +0000

    Fix rtsock sockaddr alignment.
    
    b31fbebeb3 introduced alloc_sockaddr_aligned() which, in fact,
     failed to produce aligned addresses.
    
    Reported by:    Oskar Holmlund <oskar.holmlund at yahoo.com>
    MFC after:      immediately
    
    (cherry picked from commit 25682e6a495fc6669d799bb64acdaf14d653173e)
---
 sys/net/rtsock.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/net/rtsock.c b/sys/net/rtsock.c
index b7a7e5170c74..405300a394de 100644
--- a/sys/net/rtsock.c
+++ b/sys/net/rtsock.c
@@ -1009,7 +1009,7 @@ save_add_notification(struct rib_cmd_info *rc, void *_cbdata)
 static struct sockaddr *
 alloc_sockaddr_aligned(struct linear_buffer *lb, int len)
 {
-	len |= (sizeof(uint64_t) - 1);
+	len = roundup2(len, sizeof(uint64_t));
 	if (lb->offset + len > lb->size)
 		return (NULL);
 	struct sockaddr *sa = (struct sockaddr *)(lb->base + lb->offset);



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