nl80211: Fix libnl-tiny build with CONFIG_LIBNL20=y

libnl-tiny does not use the separate nl-genl library.

Signed-off-by: Jouni Malinen <j@w1.fi>

src/drivers/drivers.mak

@@ -63,7 +63,9 @@ else
   endif
 
   ifdef CONFIG_LIBNL20
-    DRV_LIBS += -lnl-genl
+    ifndef CONFIG_LIBNL_TINY
+      DRV_LIBS += -lnl-genl
+    endif
     DRV_CFLAGS += -DCONFIG_LIBNL20
   endif
 endif

src/drivers/drivers.mk

@@ -51,7 +51,9 @@ else
   endif
 
   ifdef CONFIG_LIBNL20
-    DRV_LIBS += -lnl-genl
+    ifndef CONFIG_LIBNL_TINY
+      DRV_LIBS += -lnl-genl
+    endif
     DRV_CFLAGS += -DCONFIG_LIBNL20
   endif
 endif