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authorLi kunyu <kunyu@nfschina.com>2022-05-18 05:36:40 +0300
committerSteven Rostedt (Google) <rostedt@goodmis.org>2022-05-27 04:13:00 +0300
commit3a2bfec0b02f2226ff3376a5d2ff604d799bd7ea (patch)
tree426e43bc9232f9e582087ed9b7e9f644c5459030 /arch/riscv/kernel
parent2decd16f47e3df3234b5486fe89a9aa5a1102af1 (diff)
downloadlinux-3a2bfec0b02f2226ff3376a5d2ff604d799bd7ea.tar.xz
ftrace: Remove return value of ftrace_arch_modify_*()
All instances of the function ftrace_arch_modify_prepare() and ftrace_arch_modify_post_process() return zero. There's no point in checking their return value. Just have them be void functions. Link: https://lkml.kernel.org/r/20220518023639.4065-1-kunyu@nfschina.com Signed-off-by: Li kunyu <kunyu@nfschina.com> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'arch/riscv/kernel')
-rw-r--r--arch/riscv/kernel/ftrace.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/riscv/kernel/ftrace.c b/arch/riscv/kernel/ftrace.c
index 4716f4cdc038..2086f6585773 100644
--- a/arch/riscv/kernel/ftrace.c
+++ b/arch/riscv/kernel/ftrace.c
@@ -12,16 +12,14 @@
#include <asm/patch.h>
#ifdef CONFIG_DYNAMIC_FTRACE
-int ftrace_arch_code_modify_prepare(void) __acquires(&text_mutex)
+void ftrace_arch_code_modify_prepare(void) __acquires(&text_mutex)
{
mutex_lock(&text_mutex);
- return 0;
}
-int ftrace_arch_code_modify_post_process(void) __releases(&text_mutex)
+void ftrace_arch_code_modify_post_process(void) __releases(&text_mutex)
{
mutex_unlock(&text_mutex);
- return 0;
}
static int ftrace_check_current_call(unsigned long hook_pos,