Speedup Mifare Plus Attack v2.1 (stable)

[proxmark3-svn] / client / proxmark3.c

diff --git a/client/proxmark3.c b/client/proxmark3.c
index 2bac7078def40191fd728feee5aec22eaf63b53a..3a654e7a346a1423eb27262defb718615c85141a 100644 (file)
--- a/client/proxmark3.c
+++ b/client/proxmark3.c
@@ -167,9 +167,10 @@ static void *main_loop(void *targ) {
                // this one should pick up all non-null cmd...
                // why is there a 
                if (cmd) {
-
-                       while(cmd[strlen(cmd) - 1] == ' ')
-                               cmd[strlen(cmd) - 1] = 0x00;
+                       if (strlen(cmd) > 0) {
+                               while(cmd[strlen(cmd) - 1] == ' ')
+                                       cmd[strlen(cmd) - 1] = 0x00;
+                       }
 
                        if (cmd[0] != 0x00) {
                                int ret = CommandReceived(cmd);