diff options
| -rw-r--r-- | networking/ftpd.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/networking/ftpd.c b/networking/ftpd.c index 7735b7233..8345ae67c 100644 --- a/networking/ftpd.c +++ b/networking/ftpd.c @@ -1223,11 +1223,26 @@ int ftpd_main(int argc UNUSED_PARAM, char **argv) #endif argv += optind; if (argv[0]) { + const char *basedir = argv[0]; #if !BB_MMU G.root_fd = xopen("/", O_RDONLY | O_DIRECTORY); close_on_exec_on(G.root_fd); #endif - xchroot(argv[0]); + if (chroot(basedir) == 0) + basedir = "/"; +#if !BB_MMU + else { + close(G.root_fd); + G.root_fd = -1; + } +#endif + /* + * If chroot failed, assume that we aren't root, + * and at least chdir to the specified DIR + * (older versions were dying with error message). + * If chroot worked, move current dir to new "/": + */ + xchdir(basedir); } #if ENABLE_FEATURE_FTP_AUTHENTICATION |