1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/s390/cio/idset.c b/drivers/s390/cio/idset.c
index ef7bc0a125ef..cf8f24a4b5eb 100644
--- a/drivers/s390/cio/idset.c
+++ b/drivers/s390/cio/idset.c
@@ -5,7 +5,7 @@
  *    Author(s): Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
  */
 
-#include <linux/slab.h>
+#include <linux/vmalloc.h>
 #include <linux/bitops.h>
 #include "idset.h"
 #include "css.h"
@@ -25,18 +25,18 @@ static struct idset *idset_new(int num_ssid, int num_id)
 {
         struct idset *set;
 
-        set = kzalloc(sizeof(struct idset) + bitmap_size(num_ssid, num_id),
-                      GFP_KERNEL);
+        set = vmalloc(sizeof(struct idset) + bitmap_size(num_ssid, num_id));
         if (set) {
                 set->num_ssid = num_ssid;
                 set->num_id = num_id;
+                memset(set->bitmap, 0, bitmap_size(num_ssid, num_id));
         }
         return set;
 }
 
 void idset_free(struct idset *set)
 {
-        kfree(set);
+        vfree(set);
 }
 
 void idset_clear(struct idset *set)