[Bug 261051] Double unlocking in rpc_soc.c

From: <bugzilla-noreply_at_freebsd.org>
Date: Sun, 09 Jan 2022 05:36:20 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=261051

--- Comment #1 from commit-hook@FreeBSD.org ---
A commit in branch main references this bug:

URL:
https://cgit.FreeBSD.org/src/commit/?id=6d06bc688eb5a9f9e389b69c388d591a40edc422

commit 6d06bc688eb5a9f9e389b69c388d591a40edc422
Author:     Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2022-01-09 05:09:22 +0000
Commit:     Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2022-01-09 05:36:06 +0000

    libc clnt_com_create: relock rpcsoc_lock earlier when port is obtained from
portmapper

    Otherwise on mapper failure we goto error handler which expect
    rpscoc_lock owned, but we do not.

    PR:     261051
    Reported by:    RyanCai <ryancaicse@gmail.com>
    Sponsored by:   The FreeBSD Foundation
    MFC after:      1 week

 lib/libc/rpc/rpc_soc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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