Date: Fri, 31 Dec 2010 21:57:54 +0000 (UTC) From: "Bjoern A. Zeeb" <bz@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r216859 - head/sys/net Message-ID: <201012312157.oBVLvsuP089958@svn.freebsd.org>
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Author: bz Date: Fri Dec 31 21:57:54 2010 New Revision: 216859 URL: http://svn.freebsd.org/changeset/base/216859 Log: Use NULL rather than 0 to invalidate a pointer. Rather than duplicating the LLE_FREE_LOCKED() macro code in LLE_FREE(), call it directly (like we do for the RT_* macros). Sponsored by: ISPsystem [1] Reviewed by: julian [1] MFC After: 1 week [1] Early 2010. Modified: head/sys/net/if_llatbl.h Modified: head/sys/net/if_llatbl.h ============================================================================== --- head/sys/net/if_llatbl.h Fri Dec 31 21:52:51 2010 (r216858) +++ head/sys/net/if_llatbl.h Fri Dec 31 21:57:54 2010 (r216859) @@ -116,19 +116,12 @@ struct llentry { LLE_WUNLOCK(lle); \ } \ /* guard against invalid refs */ \ - lle = 0; \ + lle = NULL; \ } while (0) #define LLE_FREE(lle) do { \ LLE_WLOCK(lle); \ - if ((lle)->lle_refcnt <= 1) \ - (lle)->lle_tbl->llt_free((lle)->lle_tbl, (lle));\ - else { \ - (lle)->lle_refcnt--; \ - LLE_WUNLOCK(lle); \ - } \ - /* guard against invalid refs */ \ - lle = NULL; \ + LLE_FREE_LOCKED(lle); \ } while (0)
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