Date: Thu, 12 Apr 2018 15:50:19 +0000 (UTC) From: Benno Rice <benno@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r332437 - head/usr.bin/etdump Message-ID: <201804121550.w3CFoJsE089242@repo.freebsd.org>
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Author: benno Date: Thu Apr 12 15:50:19 2018 New Revision: 332437 URL: https://svnweb.freebsd.org/changeset/base/332437 Log: Check the return value of fseek. Reported by: Coverity CID: 1388267 Sponsored by: iXsystems, Inc. Modified: head/usr.bin/etdump/etdump.c Modified: head/usr.bin/etdump/etdump.c ============================================================================== --- head/usr.bin/etdump/etdump.c Thu Apr 12 15:47:47 2018 (r332436) +++ head/usr.bin/etdump/etdump.c Thu Apr 12 15:50:19 2018 (r332437) @@ -80,7 +80,9 @@ static int read_sector(FILE *iso, daddr_t sector, char *buffer) { - fseek(iso, sector * ISO_DEFAULT_BLOCK_SIZE, SEEK_SET); + if (fseek(iso, sector * ISO_DEFAULT_BLOCK_SIZE, SEEK_SET) != 0) { + return (errno); + } if (fread(buffer, ISO_DEFAULT_BLOCK_SIZE, 1, iso) != 1) { return (errno); }
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