Date: Sun, 14 Apr 2024 17:21:43 GMT From: Gleb Smirnoff <glebius@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: e6a4b57239da - main - mbuf: restore m_uiotombuf() feature of returning a zero length mbuf Message-ID: <202404141721.43EHLhqV064595@gitrepo.freebsd.org>
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The branch main has been updated by glebius: URL: https://cgit.FreeBSD.org/src/commit/?id=e6a4b57239dafc6c944473326891d46d966c0264 commit e6a4b57239dafc6c944473326891d46d966c0264 Author: Gleb Smirnoff <glebius@FreeBSD.org> AuthorDate: 2024-04-14 17:21:07 +0000 Commit: Gleb Smirnoff <glebius@FreeBSD.org> CommitDate: 2024-04-14 17:21:07 +0000 mbuf: restore m_uiotombuf() feature of returning a zero length mbuf PR: 278340 Fixes: aba79b0f4a3f69f070ace6effd5700d65226bd20 --- sys/kern/uipc_mbuf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sys/kern/uipc_mbuf.c b/sys/kern/uipc_mbuf.c index f5f6db752883..d3389aeeccaf 100644 --- a/sys/kern/uipc_mbuf.c +++ b/sys/kern/uipc_mbuf.c @@ -1948,7 +1948,7 @@ m_uiotombuf(struct uio *uio, int how, int len, int lspace, int flags) if (flags & M_EXTPG) { /* XXX: 'lspace' magically becomes maxseg! */ return (m_uiotombuf_nomap(uio, how, len, lspace, flags)); - } else if (__predict_false(uio->uio_resid + len == 0)) { + } else if (__predict_false(uio->uio_resid == 0)) { struct mbuf *m; /*
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