[Bug 205164] BPF gives EIO with sendmsg() where write > pagesize
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Date: Wed, 23 Jun 2021 16:41:10 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=205164
--- Comment #6 from commit-hook@FreeBSD.org ---
A commit in branch main references this bug:
URL:
https://cgit.FreeBSD.org/src/commit/?id=f13da24715a75ce0fdac31062866877d980aa908
commit f13da24715a75ce0fdac31062866877d980aa908
Author: Florian Florensa <florian@florensa.me>
AuthorDate: 2018-02-16 09:53:22 +0000
Commit: Warner Losh <imp@FreeBSD.org>
CommitDate: 2021-06-23 16:39:18 +0000
net/bpf: Fix writing of buffer bigger than PAGESIZE
When allocating the mbuf we used m_get2 which fails
if len is superior to MJUMPAGESIZE, if its the case,
use m_getjcl instead.
Reviewed by: kp@
PR: 205164
Pull Request: https://github.com/freebsd/freebsd-src/pull/131
sys/net/bpf.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
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