- Make sure there's space left in the vmnt table for another mount point.

- Increase mount point limit.

servers/vfs/const.h

@@ -1,7 +1,7 @@
 /* Tables sizes */
 #define NR_FILPS         512	/* # slots in filp table */
 #define NR_LOCKS           8	/* # slots in the file locking table */
-#define NR_MNTS             8	/* # slots in mount table */
+#define NR_MNTS            16 	/* # slots in mount table */
 #define NR_VNODES         512	/* # slots in vnode table */
 
 #define NR_NONEDEVS	NR_MNTS	/* # slots in nonedev bitmap */

servers/vfs/mount.c

@@ -242,6 +242,9 @@ PRIVATE int mount_fs(endpoint_t fs_e)
 	if (nodev) alloc_nonedev(dev);	/* Make the allocation final */
 
 	return(OK);
+  } else if (vmp == NULL) {
+  	/* No free slot available, bail out */
+  	return(ENOMEM);
   }
 
   /* Fetch the name of the mountpoint */