No user pointers for sysctls anymore.
Fixes: 32927393dc1c ("sysctl: pass kernel pointers to ->proc_handler")
Reported-by: build test robot <lkp@xxxxxxxxx>
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
include/linux/ftrace.h | 5 ++---
kernel/trace/trace_stack.c | 5 ++---
2 files changed, 4 insertions(+), 6 deletions(-)
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index ddfc377de0d2c..fce81238f304d 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -319,9 +319,8 @@ static inline void arch_ftrace_set_direct_caller(struct pt_regs *regs,
extern int stack_tracer_enabled;
-int stack_trace_sysctl(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos);
+int stack_trace_sysctl(struct ctl_table *table, int write, void *buffer,
+ size_t *lenp, loff_t *ppos);
/* DO NOT MODIFY THIS VARIABLE DIRECTLY! */
DECLARE_PER_CPU(int, disable_stack_tracer);
diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c
index c557f42a93971..98bba4764c527 100644
--- a/kernel/trace/trace_stack.c
+++ b/kernel/trace/trace_stack.c
@@ -515,9 +515,8 @@ static const struct file_operations stack_trace_filter_fops = {
#endif /* CONFIG_DYNAMIC_FTRACE */
int
-stack_trace_sysctl(struct ctl_table *table, int write,
- void __user *buffer, size_t *lenp,
- loff_t *ppos)
+stack_trace_sysctl(struct ctl_table *table, int write, void *buffer,
+ size_t *lenp, loff_t *ppos)
{
int was_enabled;
int ret;
--
2.26.2
