arm64: entry-ftrace.S: Fix missing argument for CONFIG_FUNCTION_GRAPH_TRACER=y

Missing argument of another SYM_INNER_LABEL() breaks build for
CONFIG_FUNCTION_GRAPH_TRACER=y.

Fixes: e2d591d2 ("arm64: entry-ftrace.S: Convert to modern annotations for assembly functions")
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Mark Brown <broonie@kernel.org>

arch/arm64/kernel/entry-ftrace.S

@@ -279,7 +279,7 @@ SYM_INNER_LABEL(ftrace_call, SYM_L_GLOBAL)	// tracer(pc, lr);
 					// where xxx can be any kind of tracer.
 
 #ifdef CONFIG_FUNCTION_GRAPH_TRACER
-SYM_INNER_LABEL(ftrace_graph_call)		// ftrace_graph_caller();
+SYM_INNER_LABEL(ftrace_graph_call, SYM_L_GLOBAL) // ftrace_graph_caller();
 	nop				// If enabled, this will be replaced
 					// "b ftrace_graph_caller"
 #endif