--- src/airodump-ng.c.old	2007-03-11 19:09:04.000000000 +0100
+++ src/airodump-ng.c	2007-03-11 19:34:21.000000000 +0100
@@ -2387,6 +2387,7 @@
 	char s[32];
     int pid, status, channel;
     struct iwreq wrq;
+    struct ifreq ifr;
 
 	channel = (G.channel[0] == 0 ) ? 10 : G.channel[0];
 
@@ -2430,6 +2431,22 @@
 			return( 1 );
 		}
 
+		/* FIXME we should detect mac80211 before*/
+		memset( &ifr, 0, sizeof( struct ifreq ) );
+		strncpy( ifr.ifr_name, interface, IFNAMSIZ );
+		if( ioctl(fd_raw, SIOCGIFFLAGS, &ifr) < 0 )
+		{
+			perror( "ioctl(SIOCGIFFLAGS) failed" );
+			return( 1 );
+		}
+		ifr.ifr_flags &= ~IFF_UP;
+		ifr.ifr_flags &= ~IFF_RUNNING;
+		if( ioctl(fd_raw, SIOCSIFFLAGS, &ifr) < 0 )
+		{
+			perror( "ioctl(SIOCSIFFLAGS) failed" );
+			return( 1 );
+		}
+
 		memset( &wrq, 0, sizeof( struct iwreq ) );
 		strncpy( wrq.ifr_name, interface, IFNAMSIZ );
 		wrq.u.mode = IW_MODE_MONITOR;
@@ -2440,6 +2457,22 @@
 			return( 1 );
 		}
 
+		/* FIXME we should detect mac80211 before*/
+		memset( &ifr, 0, sizeof( struct ifreq ) );
+		strncpy( ifr.ifr_name, interface, IFNAMSIZ );
+		if( ioctl(fd_raw, SIOCGIFFLAGS, &ifr) < 0 )
+		{
+			perror( "ioctl(SIOCGIFFLAGS) failed" );
+			return( 1 );
+		}
+		ifr.ifr_flags |= IFF_UP;
+		ifr.ifr_flags |= IFF_RUNNING;
+		if( ioctl(fd_raw, SIOCSIFFLAGS, &ifr) < 0 )
+		{
+			perror( "ioctl(SIOCSIFFLAGS) failed" );
+			return( 1 );
+		}
+
 	}
 
 	/* Check later if it's really usefull to set channel here */