Date: Sun, 15 Mar 2015 21:17:04 +0000 (UTC) From: Adrian Chadd <adrian@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r280103 - head/sys/dev/wpi Message-ID: <201503152117.t2FLH4NU085490@svn.freebsd.org>
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Author: adrian Date: Sun Mar 15 21:17:03 2015 New Revision: 280103 URL: https://svnweb.freebsd.org/changeset/base/280103 Log: Minor optimisation in wpi_limit_dwell() PR: kenr/197143 Submitted by: Andriy Voskoboinyk <s3erios@gmail.com> Modified: head/sys/dev/wpi/if_wpi.c Modified: head/sys/dev/wpi/if_wpi.c ============================================================================== --- head/sys/dev/wpi/if_wpi.c Sun Mar 15 21:12:57 2015 (r280102) +++ head/sys/dev/wpi/if_wpi.c Sun Mar 15 21:17:03 2015 (r280103) @@ -3810,14 +3810,12 @@ static uint16_t wpi_limit_dwell(struct wpi_softc *sc, uint16_t dwell_time) { struct ieee80211com *ic = sc->sc_ifp->if_l2com; - struct ieee80211vap *vap = NULL; + struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); int bintval = 0; /* bintval is in TU (1.024mS) */ - if (! TAILQ_EMPTY(&ic->ic_vaps)) { - vap = TAILQ_FIRST(&ic->ic_vaps); + if (vap != NULL) bintval = vap->iv_bss->ni_intval; - } /* * If it's non-zero, we should calculate the minimum of
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