ARC: Fix coding style issues

Fixes the following coding style issues as detected by checkpatch:
ERROR: space required before the open parenthesis '('
ERROR: "foo * bar" should be "foo *bar"
WARNING: space prohibited between function name and open parenthesis '('
WARNING: please, no spaces at the start of a line

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
diff --git a/arch/arc/kernel/irq.c b/arch/arc/kernel/irq.c
index 551c10d..d32c050 100644
--- a/arch/arc/kernel/irq.c
+++ b/arch/arc/kernel/irq.c
@@ -102,7 +102,7 @@
 	struct device_node *intc = NULL;
 
 	intc = of_find_compatible_node(NULL, NULL, "snps,arc700-intc");
-	if(!intc)
+	if (!intc)
 		panic("DeviceTree Missing incore intc\n");
 
 	root_domain = irq_domain_add_legacy(intc, NR_IRQS, 0, 0,
diff --git a/arch/arc/kernel/module.c b/arch/arc/kernel/module.c
index cdd3593..376e046 100644
--- a/arch/arc/kernel/module.c
+++ b/arch/arc/kernel/module.c
@@ -47,7 +47,7 @@
 		}
 	}
 #endif
-    return 0;
+	return 0;
 }
 
 void module_arch_cleanup(struct module *mod)
@@ -141,5 +141,5 @@
 		mod->arch.unw_info = unw;
 	}
 #endif
-    return 0;
+	return 0;
 }
diff --git a/arch/arc/mm/extable.c b/arch/arc/mm/extable.c
index 014172b..aa652e2 100644
--- a/arch/arc/mm/extable.c
+++ b/arch/arc/mm/extable.c
@@ -27,7 +27,7 @@
 
 #ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
 
-long arc_copy_from_user_noinline(void *to, const void __user * from,
+long arc_copy_from_user_noinline(void *to, const void __user *from,
 		unsigned long n)
 {
 	return __arc_copy_from_user(to, from, n);
@@ -48,7 +48,7 @@
 }
 EXPORT_SYMBOL(arc_clear_user_noinline);
 
-long arc_strncpy_from_user_noinline (char *dst, const char __user *src,
+long arc_strncpy_from_user_noinline(char *dst, const char __user *src,
 		long count)
 {
 	return __arc_strncpy_from_user(dst, src, count);