com_stat(): Be more anal in checking command line options.

Also check the number of arguments and use para_atoi32 to convert
the argument into an int.

diff --git a/command.c b/command.c
index e3b15a5..f61ea57 100644 (file)
--- a/command.c
+++ b/command.c
@@ -307,8 +307,13 @@ int com_stat(int fd, int argc, char * const * argv)
 
        para_sigaction(SIGUSR1, dummy);
 
-       if (argc > 1)
-               num = atoi(argv[1]);
+       if (argc > 2)
+               return -E_COMMAND_SYNTAX;
+       if (argc > 1) {
+               ret = para_atoi32(argv[1], &num);
+               if (ret < 0)
+                       goto out;
+       }
        for (;;) {
 
                mmd_dup(nmmd);