diff --git a/drivers/base/power/trace.c b/drivers/base/power/trace.c
index 2b4b392..87a7f1d 100644
--- a/drivers/base/power/trace.c
+++ b/drivers/base/power/trace.c
@@ -153,7 +153,7 @@
  * it's not any guarantee, but it's a high _likelihood_ that
  * the match is valid).
  */
-void generate_resume_trace(void *tracedata, unsigned int user)
+void generate_resume_trace(const void *tracedata, unsigned int user)
 {
 	unsigned short lineno = *(unsigned short *)tracedata;
 	const char *file = *(const char **)(tracedata + 2);