Date: Wed, 25 Nov 2020 16:30:57 +0000 (UTC) From: Pawel Biernacki <kaktus@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r368022 - head/lib/libsysdecode Message-ID: <202011251630.0APGUvVO072230@repo.freebsd.org>
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Author: kaktus Date: Wed Nov 25 16:30:57 2020 New Revision: 368022 URL: https://svnweb.freebsd.org/changeset/base/368022 Log: libsysdecode: correctly decode mmap flags r352913 added decoding of mmap PROT_MAX()'d flags but didn’t account for the case where different values were specified for PROT_MAX and regular flags. Fix it. Submitted by: sigsys_gmail.com Reported by: sigsys_gmail.com MFC after: 7 days Differential Revision: https://reviews.freebsd.org/D27312 Modified: head/lib/libsysdecode/flags.c Modified: head/lib/libsysdecode/flags.c ============================================================================== --- head/lib/libsysdecode/flags.c Wed Nov 25 15:45:20 2020 (r368021) +++ head/lib/libsysdecode/flags.c Wed Nov 25 16:30:57 2020 (r368022) @@ -662,11 +662,11 @@ sysdecode_mmap_prot(FILE *fp, int prot, int *rem) printed = false; protm = PROT_MAX_EXTRACT(prot); + prot = PROT_EXTRACT(prot); if (protm != 0) { fputs("PROT_MAX(", fp); printed = print_mask_int(fp, mmapprot, protm, rem); fputs(")|", fp); - prot = protm; } return (print_mask_int(fp, mmapprot, prot, rem) || printed); }
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