kcsan: Remove redundant zero-initialization of globals

They are implicitly zero-initialized, remove explicit initialization.
It keeps the upcoming additions to kcsan_ctx consistent with the rest.

No functional change intended.
Signed-off-by: Marco Elver <elver@google.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>

init/init_task.c

@@ -182,11 +182,6 @@ struct task_struct init_task
 #endif
 #ifdef CONFIG_KCSAN
 	.kcsan_ctx = {
-		.disable_count		= 0,
-		.atomic_next		= 0,
-		.atomic_nest_count	= 0,
-		.in_flat_atomic		= false,
-		.access_mask		= 0,
 		.scoped_accesses	= {LIST_POISON1, NULL},
 	},
 #endif

kernel/kcsan/core.c

@@ -44,11 +44,6 @@ bool kcsan_enabled;
 
 /* Per-CPU kcsan_ctx for interrupts */
 static DEFINE_PER_CPU(struct kcsan_ctx, kcsan_cpu_ctx) = {
-	.disable_count		= 0,
-	.atomic_next		= 0,
-	.atomic_nest_count	= 0,
-	.in_flat_atomic		= false,
-	.access_mask		= 0,
 	.scoped_accesses	= {LIST_POISON1, NULL},
 };