Date: Sun, 23 Apr 2017 01:47:52 +0000 (UTC) From: Ngie Cooper <ngie@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r317311 - head/lib/libgeom Message-ID: <201704230147.v3N1lqsO002816@repo.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: ngie Date: Sun Apr 23 01:47:51 2017 New Revision: 317311 URL: https://svnweb.freebsd.org/changeset/base/317311 Log: Check for failures from getpagesize(3) Return errno on failure, similar to the open(2) call above it. MFC after: 5 weeks Reported by: Coverity CID: 1193753 Sponsored by: Dell EMC Isilon Modified: head/lib/libgeom/geom_stats.c Modified: head/lib/libgeom/geom_stats.c ============================================================================== --- head/lib/libgeom/geom_stats.c Sun Apr 23 01:17:59 2017 (r317310) +++ head/lib/libgeom/geom_stats.c Sun Apr 23 01:47:51 2017 (r317311) @@ -87,6 +87,8 @@ geom_stats_open(void) if (statsfd < 0) return (errno); pagesize = getpagesize(); + if (pagesize == -1) + return (errno); spp = pagesize / sizeof(struct devstat); p = mmap(NULL, pagesize, PROT_READ, MAP_SHARED, statsfd, 0); if (p == MAP_FAILED) {
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201704230147.v3N1lqsO002816>