Removed "unused variable i" warning for the dry-run testing.

diff --git a/vcan.c b/vcan.c
index 60591187e4d380f433c930dcaf38bcb60c63839c..94dec45c0da9fafcbfc714eb86a4883f2266a219 100644 (file)
--- a/vcan.c
+++ b/vcan.c
@@ -63,7 +63,6 @@ int main(int argc, char **argv)
     } req;
     struct sockaddr_nl nladdr;
     struct rtattr *linkinfo;
-    int i;
 
 #ifdef OBSOLETE
     fprintf(stderr, "This program is a temporary hack and is now obsolete.\n"
@@ -112,12 +111,16 @@ int main(int argc, char **argv)
     sendto(s, &req, req.n.nlmsg_len, 0,
           (struct sockaddr*)&nladdr, sizeof(nladdr));
 #else
-    for (i = 0; i < req.n.nlmsg_len; i++) {
-       printf(" %02x", ((unsigned char*)&req)[i]);
-       if (i % 16 == 15)
-           putchar('\n');
+    {
+       int i;
+
+       for (i = 0; i < req.n.nlmsg_len; i++) {
+           printf(" %02x", ((unsigned char*)&req)[i]);
+           if (i % 16 == 15)
+               putchar('\n');
+       }
+       putchar('\n');
     }
-    putchar('\n');
 #endif
     close(s);