can-utils/lib: fix build issues introduced with sprintf_can_error_frame()

[can-utils.git] / lib.h

diff --git a/lib.h b/lib.h
index 88ecfefa56cb34a60bba87377a2f7e6abbfaa453..7a9d5f19010f93f53f3a4c418079104f4ef4be20 100644 (file)
--- a/lib.h
+++ b/lib.h
@@ -148,7 +148,7 @@ void sprint_long_canframe(char *buf , struct can_frame *cf, int view);
  *
  */
 
-void snprintf_can_error_frame(char *buf, int len, struct can_frame *cf,
+void snprintf_can_error_frame(char *buf, size_t len, struct can_frame *cf,
                              char *sep);
 /*
  * Creates a CAN error frame output in user readable format.