Date: Mon, 27 Oct 2014 16:08:42 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r273740 - head/sys/netinet/cc Message-ID: <201410271608.s9RG8gxm046741@svn.freebsd.org>
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Author: hselasky Date: Mon Oct 27 16:08:41 2014 New Revision: 273740 URL: https://svnweb.freebsd.org/changeset/base/273740 Log: Preserve limitation of "TCP_CA_NAME_MAX" when matching the algorithm name. MFC after: 3 days Suggested by: gnn @ Modified: head/sys/netinet/cc/cc.c Modified: head/sys/netinet/cc/cc.c ============================================================================== --- head/sys/netinet/cc/cc.c Mon Oct 27 15:50:47 2014 (r273739) +++ head/sys/netinet/cc/cc.c Mon Oct 27 16:08:41 2014 (r273740) @@ -107,7 +107,8 @@ cc_default_algo(SYSCTL_HANDLER_ARGS) CC_LIST_RLOCK(); STAILQ_FOREACH(funcs, &cc_list, entries) { /* NOTE: "newptr" is not zero terminated */ - if (req->newlen != strlen(funcs->name)) + if (req->newlen != strnlen(funcs->name, + TCP_CA_NAME_MAX - 1)) continue; if (bcmp(req->newptr, funcs->name, req->newlen)) continue;
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