Date: Tue, 6 Sep 2022 11:50:03 GMT From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 0e391a3197f5 - main - ktls: Add missing NULL pointer check for TLS RX hardware offload. Message-ID: <202209061150.286Bo3bj064108@gitrepo.freebsd.org>
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The branch main has been updated by hselasky: URL: https://cgit.FreeBSD.org/src/commit/?id=0e391a3197f5b4d7a48e26f5cb313548bd663ffc commit 0e391a3197f5b4d7a48e26f5cb313548bd663ffc Author: Hans Petter Selasky <hselasky@FreeBSD.org> AuthorDate: 2022-09-06 10:56:19 +0000 Commit: Hans Petter Selasky <hselasky@FreeBSD.org> CommitDate: 2022-09-06 11:49:23 +0000 ktls: Add missing NULL pointer check for TLS RX hardware offload. The send tag pointer may be NULL when the ktls_reset_receive_tag() function is invoked. Add check for this. Reviewed by: gallatin @ Sponsored by: NVIDIA Networking --- sys/kern/uipc_ktls.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/sys/kern/uipc_ktls.c b/sys/kern/uipc_ktls.c index ff20b3652407..bf91b774c0dc 100644 --- a/sys/kern/uipc_ktls.c +++ b/sys/kern/uipc_ktls.c @@ -1631,8 +1631,10 @@ ktls_reset_receive_tag(void *context, int pending) } SOCKBUF_LOCK(&so->so_rcv); - m_snd_tag_rele(tls->snd_tag); + mst = tls->snd_tag; tls->snd_tag = NULL; + if (mst != NULL) + m_snd_tag_rele(mst); ifp = tls->rx_ifp; if_ref(ifp);
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