Print NULL for zero address in sys_mmap64

* mem.c (sys_mmap64): Print NULL for zero address so that it is consistent with sys_mmap.
2012-02-03 10:07:42 -08:00 · 2012-02-03 10:07:42 -08:00 · d0cd4436b0
commit d0cd4436b0
parent 309edeb2e1
1 changed files with 4 additions and 1 deletions
--- a/mem.c
+++ b/mem.c
@ -352,7 +352,10 @@ sys_mmap64(struct tcb *tcp)
 			return 0;
 #endif
 		/* addr */
-		tprintf("%#lx, ", u_arg[0]);
+		if (!u_arg[0])
+			tprints("NULL, ");
+		else
+			tprintf("%#lx, ", u_arg[0]);
 		/* len */
 		tprintf("%lu, ", u_arg[1]);
 		/* prot */