Date: Tue, 17 Sep 2019 11:20:54 +0000 (UTC) From: Aleksandr Rybalko <ray@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r352442 - stable/12/sys/arm/arm Message-ID: <201909171120.x8HBKssp090933@repo.freebsd.org>
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Author: ray Date: Tue Sep 17 11:20:53 2019 New Revision: 352442 URL: https://svnweb.freebsd.org/changeset/base/352442 Log: MFC r351649 Check for region dups. Modified: stable/12/sys/arm/arm/physmem.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/arm/arm/physmem.c ============================================================================== --- stable/12/sys/arm/arm/physmem.c Tue Sep 17 10:09:59 2019 (r352441) +++ stable/12/sys/arm/arm/physmem.c Tue Sep 17 11:20:53 2019 (r352442) @@ -287,6 +287,8 @@ insert_region(struct region *regions, size_t rcnt, vm_ ep = regions + rcnt; for (i = 0, rp = regions; i < rcnt; ++i, ++rp) { + if (rp->addr == addr && rp->size == size) /* Pure dup. */ + return (rcnt); if (flags == rp->flags) { if (addr + size == rp->addr) { rp->addr = addr;
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