tools lib traceevent: Fix cast from pointer to integer for 32 bit

Fixing the integer cast reported by the following warning:

 tools/lib/traceevent/event-parse.c:3488:14: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]

Signed-off-by: Robert Richter <robert.richter@amd.com>
Cc: Ingo Molnar <mingo@kernel.org>
Link: http://lkml.kernel.org/r/1344361396-7237-5-git-send-email-robert.richter@amd.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/lib/traceevent/event-parse.c

@@ -31,6 +31,7 @@
 #include <stdarg.h>
 #include <ctype.h>
 #include <errno.h>
+#include <stdint.h>
 
 #include "event-parse.h"
 #include "event-utils.h"
@@ -3485,7 +3486,7 @@ process_defined_func(struct trace_seq *s, void *data, int size,
 			if (!string->str)
 				die("malloc str");
 
-			args[i] = (unsigned long long)string->str;
+			args[i] = (uintptr_t)string->str;
 			strings = string;
 			trace_seq_destroy(&str);
 			break;