[IA64-SGI] sn2 minor fixes and cleanups

General SN2 code cleanup:
 - Do not initialize global variables to zero
 - Use kzalloc instead of kmalloc+memset
 - Check kmalloc return values
 - Do not obfuscate spin lock calls
 - Remove some unused code
 - Various formatting cleanups

Signed-off-by: Jes Sorensen <jes@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/arch/ia64/sn/kernel/tiocx.c b/arch/ia64/sn/kernel/tiocx.c
index d263d3e8fbb9..8a56f8b5ffa2 100644
--- a/arch/ia64/sn/kernel/tiocx.c
+++ b/arch/ia64/sn/kernel/tiocx.c
@@ -284,12 +284,10 @@ struct sn_irq_info *tiocx_irq_alloc(nasid_t nasid, int widget, int irq,
         if ((nasid & 1) == 0)
                 return NULL;
 
-        sn_irq_info = kmalloc(sn_irq_size, GFP_KERNEL);
+        sn_irq_info = kzalloc(sn_irq_size, GFP_KERNEL);
         if (sn_irq_info == NULL)
                 return NULL;
 
-        memset(sn_irq_info, 0x0, sn_irq_size);
-
         status = tiocx_intr_alloc(nasid, widget, __pa(sn_irq_info), irq,
                                   req_nasid, slice);
         if (status) {