diff options
| -rw-r--r-- | networking/tftp.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/networking/tftp.c b/networking/tftp.c index e741868..4d608a6 100644 --- a/networking/tftp.c +++ b/networking/tftp.c @@ -459,16 +459,14 @@ static int tftp_protocol( } /* add filename and mode */ /* fill in packet if the filename fits into xbuf */ - len = strlen(remote_file) + 1; - if (2 + len + sizeof("octet") >= io_bufsize) { + len = strlen(remote_file); + if (len + 3 + sizeof("octet") >= io_bufsize) { bb_simple_error_msg("remote filename is too long"); goto ret; } - strcpy(cp, remote_file); - cp += len; + cp = stpcpy(cp, remote_file) + 1; /* add "mode" part of the packet */ - strcpy(cp, "octet"); - cp += sizeof("octet"); + cp = stpcpy(cp, "octet"); # if ENABLE_FEATURE_TFTP_BLOCKSIZE if (blksize == TFTP_BLKSIZE_DEFAULT && !want_transfer_size) @@ -757,7 +755,6 @@ static int tftp_protocol( } #if ENABLE_TFTP - int tftp_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int tftp_main(int argc UNUSED_PARAM, char **argv) { @@ -873,7 +870,6 @@ int tftp_main(int argc UNUSED_PARAM, char **argv) } return result; } - #endif /* ENABLE_TFTP */ #if ENABLE_TFTPD @@ -1010,7 +1006,6 @@ int tftpd_main(int argc UNUSED_PARAM, char **argv) strcpy(G_error_pkt_str, error_msg); goto do_proto; } - #endif /* ENABLE_TFTPD */ #endif /* ENABLE_FEATURE_TFTP_GET || ENABLE_FEATURE_TFTP_PUT */ |