svn commit: r276611 - head/sys/dev/usb/wlan

[Hans Petter Selasky]

Author: hselasky
Date: Sat Jan  3 11:04:17 2015
New Revision: 276611
URL: https://svnweb.freebsd.org/changeset/base/276611

Log:
  Make sure an error case exits unlocked.
  
  Submitted by:	Dmitry Luhtionov <dmitryluhtionov at gmail.com>
  MFC after:	1 week

Modified:
  head/sys/dev/usb/wlan/if_rsu.c

Modified: head/sys/dev/usb/wlan/if_rsu.c
==============================================================================
--- head/sys/dev/usb/wlan/if_rsu.c	Sat Jan  3 06:55:58 2015	(r276610)
+++ head/sys/dev/usb/wlan/if_rsu.c	Sat Jan  3 11:04:17 2015	(r276611)
@@ -328,11 +328,11 @@ rsu_attach(device_t self)
 	if (sc->cut != 3)
 		sc->cut = (sc->cut >> 1) + 1;
 	error = rsu_read_rom(sc);
+	RSU_UNLOCK(sc);
 	if (error != 0) {
 		device_printf(self, "could not read ROM\n");
 		goto fail_rom;
 	}
-	RSU_UNLOCK(sc);
 	IEEE80211_ADDR_COPY(sc->sc_bssid, &sc->rom[0x12]);
 	device_printf(self, "MAC/BB RTL8712 cut %d\n", sc->cut);
 	ifp = sc->sc_ifp = if_alloc(IFT_IEEE80211);