[PATCH] s390: kzalloc() conversion in drivers/s390

Convert all kmalloc + memset sequences in drivers/s390 to kzalloc usage.

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 4 insertions, 7 deletions

diff --git a/drivers/s390/net/iucv.c b/drivers/s390/net/iucv.c
index 760e77ec5a11..6190be9dca99 100644
--- a/drivers/s390/net/iucv.c
+++ b/drivers/s390/net/iucv.c
@@ -386,7 +386,7 @@ iucv_init(void)
         }
 
         /* Note: GFP_DMA used used to get memory below 2G */
-        iucv_external_int_buffer = kmalloc(sizeof(iucv_GeneralInterrupt),
+        iucv_external_int_buffer = kzalloc(sizeof(iucv_GeneralInterrupt),
                                            GFP_KERNEL|GFP_DMA);
         if (!iucv_external_int_buffer) {
                 printk(KERN_WARNING
@@ -396,10 +396,9 @@ iucv_init(void)
                 bus_unregister(&iucv_bus);
                 return -ENOMEM;
         }
-        memset(iucv_external_int_buffer, 0, sizeof(iucv_GeneralInterrupt));
 
         /* Initialize parameter pool */
-        iucv_param_pool = kmalloc(sizeof(iucv_param) * PARAM_POOL_SIZE,
+        iucv_param_pool = kzalloc(sizeof(iucv_param) * PARAM_POOL_SIZE,
                                   GFP_KERNEL|GFP_DMA);
         if (!iucv_param_pool) {
                 printk(KERN_WARNING "%s: Could not allocate param pool\n",
@@ -410,7 +409,6 @@ iucv_init(void)
                 bus_unregister(&iucv_bus);
                 return -ENOMEM;
         }
-        memset(iucv_param_pool, 0, sizeof(iucv_param) * PARAM_POOL_SIZE);
 
         /* Initialize irq queue */
         INIT_LIST_HEAD(&iucv_irq_queue);
@@ -793,15 +791,14 @@ iucv_register_program (__u8 pgmname[16],
                 }
 
                 max_connections = iucv_query_maxconn();
-                iucv_pathid_table = kmalloc(max_connections * sizeof(handler *),
-                                       GFP_ATOMIC);
+                iucv_pathid_table = kcalloc(max_connections, sizeof(handler *),
+                                        GFP_ATOMIC);
                 if (iucv_pathid_table == NULL) {
                         printk(KERN_WARNING "%s: iucv_pathid_table storage "
                                "allocation failed\n", __FUNCTION__);
                         kfree(new_handler);
                         return NULL;
                 }
-                memset (iucv_pathid_table, 0, max_connections * sizeof(handler *));
         }
         memset(new_handler, 0, sizeof (handler));
         memcpy(new_handler->id.user_data, pgmname,