mirror of https://github.com/hak5/openwrt.git
56 lines
1.5 KiB
Diff
56 lines
1.5 KiB
Diff
--- a/loginutils/chpasswd.c
|
|
+++ b/loginutils/chpasswd.c
|
|
@@ -33,9 +33,8 @@ static const char chpasswd_longopts[] AL
|
|
int chpasswd_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
|
|
int chpasswd_main(int argc UNUSED_PARAM, char **argv)
|
|
{
|
|
- char *name, *pass;
|
|
- char salt[sizeof("$N$XXXXXXXX")];
|
|
- int opt, rc;
|
|
+ char *name;
|
|
+ int opt;
|
|
|
|
if (getuid() != 0)
|
|
bb_error_msg_and_die(bb_msg_perm_denied_are_you_root);
|
|
@@ -45,6 +44,10 @@ int chpasswd_main(int argc UNUSED_PARAM,
|
|
opt = getopt32(argv, "em");
|
|
|
|
while ((name = xmalloc_fgetline(stdin)) != NULL) {
|
|
+ char *free_me;
|
|
+ char *pass;
|
|
+ int rc;
|
|
+
|
|
pass = strchr(name, ':');
|
|
if (!pass)
|
|
bb_error_msg_and_die("missing new password");
|
|
@@ -52,7 +55,10 @@ int chpasswd_main(int argc UNUSED_PARAM,
|
|
|
|
xuname2uid(name); /* dies if there is no such user */
|
|
|
|
+ free_me = NULL;
|
|
if (!(opt & OPT_ENC)) {
|
|
+ char salt[sizeof("$N$XXXXXXXX")];
|
|
+
|
|
crypt_make_salt(salt, 1);
|
|
if (opt & OPT_MD5) {
|
|
salt[0] = '$';
|
|
@@ -60,7 +66,7 @@ int chpasswd_main(int argc UNUSED_PARAM,
|
|
salt[2] = '$';
|
|
crypt_make_salt(salt + 3, 4);
|
|
}
|
|
- pass = pw_encrypt(pass, salt, 0);
|
|
+ free_me = pass = pw_encrypt(pass, salt, 0);
|
|
}
|
|
|
|
/* This is rather complex: if user is not found in /etc/shadow,
|
|
@@ -81,8 +87,7 @@ int chpasswd_main(int argc UNUSED_PARAM,
|
|
bb_info_msg("Password for '%s' changed", name);
|
|
logmode = LOGMODE_STDIO;
|
|
free(name);
|
|
- if (!(opt & OPT_ENC))
|
|
- free(pass);
|
|
+ free(free_me);
|
|
}
|
|
return EXIT_SUCCESS;
|
|
}
|