chg: known key is treated as a string.

[proxmark3-svn] / client / cmdhfmfu.c

diff --git a/client/cmdhfmfu.c b/client/cmdhfmfu.c
index 336fd64afa084d853193505a5bf7f34f21d93f46..1b43898039da18914e3c5211643a36ad5c44f4ec 100644 (file)
--- a/client/cmdhfmfu.c
+++ b/client/cmdhfmfu.c
@@ -1679,8 +1679,10 @@ int CmdHF14AMfUDump(const char *Cmd){
                return 1;
        }
        fwrite( dump_file_data, 1, Pages*4 + DUMP_PREFIX_LENGTH, fout );
                return 1;
        }
        fwrite( dump_file_data, 1, Pages*4 + DUMP_PREFIX_LENGTH, fout );

-       fclose(fout);
-       
+       if (fout) {
+               fclose(fout);
+               fout = NULL;
+       }

        PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages+(DUMP_PREFIX_LENGTH/4), Pages*4 + DUMP_PREFIX_LENGTH, filename);
        return 0;
 }
        PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages+(DUMP_PREFIX_LENGTH/4), Pages*4 + DUMP_PREFIX_LENGTH, filename);
        return 0;
 }