staging: r8712u: Tracking kmemleak false positives.

The frame buffers allocated in _r8712_init_recv_priv() are not tracked
by kmemleak, but they are freed when the driver is unloaded. To help
find any real leaks, these false positives are annotated for kmemleak.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Ali Bahar <ali@internetDog.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/rtl8712/rtl871x_recv.c

@@ -28,6 +28,9 @@
 
 #define _RTL871X_RECV_C_
 
+#include <linux/slab.h>
+#include <linux/kmemleak.h>
+
 #include "osdep_service.h"
 #include "drv_types.h"
 #include "recv_osdep.h"
@@ -73,6 +76,7 @@ sint _r8712_init_recv_priv(struct recv_priv *precvpriv,
 					   RXFRAME_ALIGN_SZ);
 	if (precvpriv->pallocated_frame_buf == NULL)
 		return _FAIL;
+	kmemleak_not_leak(precvpriv->pallocated_frame_buf);
 	memset(precvpriv->pallocated_frame_buf, 0, NR_RECVFRAME *
 		sizeof(union recv_frame) + RXFRAME_ALIGN_SZ);
 	precvpriv->precv_frame_buf = precvpriv->pallocated_frame_buf +