From: Masami Hiramatsu <mhira...@kernel.org>

Use probe_kernel_read() instead of probe_mem_read() because
probe_mem_read() is a kind of wrapper for switching memory
read function between uprobes and kprobes.

Link: 
http://lkml.kernel.org/r/20190222011643.3e19ade84a3db3e835186...@kernel.org

Signed-off-by: Masami Hiramatsu <mhira...@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rost...@goodmis.org>
---
 kernel/trace/trace_kprobe.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index 9eaf07f99212..99592c27465e 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -865,7 +865,7 @@ fetch_store_strlen(unsigned long addr)
        u8 c;
 
        do {
-               ret = probe_mem_read(&c, (u8 *)addr + len, 1);
+               ret = probe_kernel_read(&c, (u8 *)addr + len, 1);
                len++;
        } while (c && ret == 0 && len < MAX_STRING_SIZE);
 
-- 
2.20.1


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