[08/11] riscv: remove unreachable !HAVE_FUNCTION_GRAPH_RET_ADDR_PTR code

Commit Message

Christoph Hellwig April 15, 2019, 9:14 a.m. UTC

HAVE_FUNCTION_GRAPH_RET_ADDR_PTR is always defined for RISC-V.

Signed-off-by: Christoph Hellwig <[e-mail]>
---
 arch/riscv/kernel/stacktrace.c | 4 ----
 1 file changed, 4 deletions(-)

Patch

diff --git a/arch/riscv/kernel/stacktrace.c b/arch/riscv/kernel/stacktrace.c
index a4b1d94371a0..855036c440c1 100644
--- a/arch/riscv/kernel/stacktrace.c
+++ b/arch/riscv/kernel/stacktrace.c
@@ -64,12 +64,8 @@  static void notrace walk_stackframe(struct task_struct *task,
 		frame = (struct stackframe *)fp - 1;
 		sp = fp;
 		fp = frame->fp;
-#ifdef HAVE_FUNCTION_GRAPH_RET_ADDR_PTR
 		pc = ftrace_graph_ret_addr(current, NULL, frame->ra,
 					   (unsigned long *)(fp - 8));
-#else
-		pc = frame->ra - 0x4;
-#endif
 	}
 }