diff options
| -rw-r--r-- | net/lwip/tftp.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/net/lwip/tftp.c b/net/lwip/tftp.c index 94bacf63075..6c7ffba661e 100644 --- a/net/lwip/tftp.c +++ b/net/lwip/tftp.c @@ -279,7 +279,7 @@ int do_tftpb(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) if (!arg) arg = net_boot_file_name; - if (arg) { + if (*arg) { /* Parse [ip:[port:]]fname */ i = 0; while ((*(words + i) = strsep(&arg, ":"))) @@ -342,6 +342,7 @@ int do_tftpb(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) if (tftp_loop(eth_get_dev(), laddr, fname, srvip, port) < 0) ret = CMD_RET_FAILURE; out: - free(arg); + if (arg != net_boot_file_name) + free(arg); return ret; } |