svn commit: r295736 - head/sys/dev/rl

[Pyun YongHyeon]

Author: yongari
Date: Thu Feb 18 01:30:49 2016
New Revision: 295736
URL: https://svnweb.freebsd.org/changeset/base/295736

Log:
  Remove duplicated check.
  
  Found by:	PVS-Studio

Modified:
  head/sys/dev/rl/if_rl.c

Modified: head/sys/dev/rl/if_rl.c
==============================================================================
--- head/sys/dev/rl/if_rl.c	Thu Feb 18 01:24:10 2016	(r295735)
+++ head/sys/dev/rl/if_rl.c	Thu Feb 18 01:30:49 2016	(r295736)
@@ -1938,18 +1938,15 @@ rl_stop(struct rl_softc *sc)
 	 */
 	for (i = 0; i < RL_TX_LIST_CNT; i++) {
 		if (sc->rl_cdata.rl_tx_chain[i] != NULL) {
-			if (sc->rl_cdata.rl_tx_chain[i] != NULL) {
-				bus_dmamap_sync(sc->rl_cdata.rl_tx_tag,
-				    sc->rl_cdata.rl_tx_dmamap[i],
-				    BUS_DMASYNC_POSTWRITE);
-				bus_dmamap_unload(sc->rl_cdata.rl_tx_tag,
-				    sc->rl_cdata.rl_tx_dmamap[i]);
-				m_freem(sc->rl_cdata.rl_tx_chain[i]);
-				sc->rl_cdata.rl_tx_chain[i] = NULL;
-			}
-			CSR_WRITE_4(sc, RL_TXADDR0 + (i * sizeof(uint32_t)),
-			    0x0000000);
+			bus_dmamap_sync(sc->rl_cdata.rl_tx_tag,
+			    sc->rl_cdata.rl_tx_dmamap[i],
+			    BUS_DMASYNC_POSTWRITE);
+			bus_dmamap_unload(sc->rl_cdata.rl_tx_tag,
+			    sc->rl_cdata.rl_tx_dmamap[i]);
+			m_freem(sc->rl_cdata.rl_tx_chain[i]);
+			sc->rl_cdata.rl_tx_chain[i] = NULL;
 		}
+		CSR_WRITE_4(sc, RL_TXADDR0 + (i * sizeof(uint32_t)), 0x0000000);
 	}
 }