diff options
| -rw-r--r-- | sys/src/cmd/ip/ftpd.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/src/cmd/ip/ftpd.c b/sys/src/cmd/ip/ftpd.c index e244c39be..3f0ee55cd 100644 --- a/sys/src/cmd/ip/ftpd.c +++ b/sys/src/cmd/ip/ftpd.c @@ -485,6 +485,10 @@ optscmd(char *arg) { char *p; + if(arg == 0 || *arg == 0){ + reply("501 Syntax error in parameters or arguments"); + return 0; + } if(p = strchr(arg, ' ')) *p = 0; if(cistrcmp(arg, "UTF-8") == 0){ |