nl80211: Fix bridge name print while removing interface from bridge

Removing interface from bridge in_br
linux_br_del_if(drv->global->ioctl_sock, in_br, ifname)
but in case of failure, the error print is incorrect:
it should show error for "in_br" instead of the wrong bridge name
"brname".

Signed-off-by: Rohit Pratap Singh <rohit.s@samsung.com>
Signed-off-by: Amit Khatri <amit.khatri@samsung.com>

src/drivers/driver_nl80211.c

@@ -6416,7 +6416,7 @@ static int i802_check_bridge(struct wpa_driver_nl80211_data *drv,
 			wpa_printf(MSG_ERROR, "nl80211: Failed to "
 				   "remove interface %s from bridge "
 				   "%s: %s",
-				   ifname, brname, strerror(errno));
+				   ifname, in_br, strerror(errno));
 			return -1;
 		}
 	}