sys/auto_init/netif: Increased cc110x stack size

With the increase of the message queue size from 8 to 16 in
946b06e, the default stack became too small.
This changes the stack size to grow with the message queue size.

sys/auto_init/netif/auto_init_cc110x.c

@@ -21,22 +21,37 @@
 
 #ifdef MODULE_CC110X
 
-#include "log.h"
 #include "cc110x.h"
 #include "cc1xxx_common.h"
 #include "cc110x_params.h"
+#include "log.h"
+#include "msg.h"
+#include "net/gnrc/netif/conf.h"    /* <- GNRC_NETIF_MSG_QUEUE_SIZE */
 #define ENABLE_DEBUG    (0)
 #include "debug.h"
 
+#ifndef CC110X_EXTRA_STACKSIZE
+/**
+ * @brief   Additional stack size required by the driver
+ *
+ * With increasing of GNRC_NETIF_MSG_QUEUE_SIZE the required stack size
+ * increases as well. A queue size of 8 messages works with default stack size,
+ * so we increase the stack by `sizeof(msg_t)` for each additional element
+ */
+#define CC110X_EXTRA_STACKSIZE          ((GNRC_NETIF_MSG_QUEUE_SIZE - 8) * sizeof(msg_t))
+#endif
+
 /**
  * @brief   Calculate the stack size for the MAC layer thread(s)
  */
-#define CC110X_MAC_STACKSIZE           (THREAD_STACKSIZE_DEFAULT + DEBUG_EXTRA_STACKSIZE)
+#define CC110X_MAC_STACKSIZE            (THREAD_STACKSIZE_DEFAULT + \
+                                        CC110X_EXTRA_STACKSIZE + \
+                                        DEBUG_EXTRA_STACKSIZE)
 #ifndef CC110X_MAC_PRIO
 /**
  * @brief   The priority of the MAC layer thread
  */
-#define CC110X_MAC_PRIO                (GNRC_NETIF_PRIO)
+#define CC110X_MAC_PRIO                 (GNRC_NETIF_PRIO)
 #endif
 
 /**