Date: Sun, 19 May 2013 23:28:28 +0000 (UTC) From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r250816 - head/sys/sys Message-ID: <201305192328.r4JNSSHM091078@svn.freebsd.org>
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Author: pjd Date: Sun May 19 23:28:28 2013 New Revision: 250816 URL: http://svnweb.freebsd.org/changeset/base/250816 Log: Protect SDT_PROBE() with do { } while (0) loop. Modified: head/sys/sys/sdt.h Modified: head/sys/sys/sdt.h ============================================================================== --- head/sys/sys/sdt.h Sun May 19 19:42:46 2013 (r250815) +++ head/sys/sys/sdt.h Sun May 19 23:28:28 2013 (r250816) @@ -184,11 +184,12 @@ struct sdt_provider { #define SDT_PROBE_DECLARE(prov, mod, func, name) \ extern struct sdt_probe sdt_##prov##_##mod##_##func##_##name[1] -#define SDT_PROBE(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4) \ +#define SDT_PROBE(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4) do { \ if (sdt_##prov##_##mod##_##func##_##name->id) \ (*sdt_probe_func)(sdt_##prov##_##mod##_##func##_##name->id, \ (uintptr_t) arg0, (uintptr_t) arg1, (uintptr_t) arg2, \ - (uintptr_t) arg3, (uintptr_t) arg4) + (uintptr_t) arg3, (uintptr_t) arg4); \ +} while (0) #define SDT_PROBE_ARGTYPE(prov, mod, func, name, num, type) \ static struct sdt_argtype sdt_##prov##_##mod##_##func##_##name##num[1] \
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