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| author | Fabrice Fontaine <fontaine.fabrice@gmail.com> | 2020-06-11 17:39:03 +0200 |
|---|---|---|
| committer | Dmitry V. Levin <ldv@altlinux.org> | 2020-06-15 16:00:00 +0000 |
| commit | 0adbaeb273da1d45213134aa271e95987103281c (patch) | |
| tree | 54e5af3f234a0915ef9db5f01314fd230daaf7b0 /modules/pam_faillock | |
| parent | c9593778a6133bf29eb2f47c24cc6d2f5d729fc8 (diff) | |
| download | pam-0adbaeb273da1d45213134aa271e95987103281c.tar.gz pam-0adbaeb273da1d45213134aa271e95987103281c.tar.bz2 pam-0adbaeb273da1d45213134aa271e95987103281c.zip | |
pam_faillock: fix build on musl
Use pam_modutil_check_user_in_passwd in pam_faillock.c instead of
fgetpwent_r which is not available on musl.
Resolves: https://github.com/linux-pam/linux-pam/issues/236
Resolves: https://github.com/linux-pam/linux-pam/pull/237
Fixes: http://autobuild.buildroot.org/results/0432736ffee376dd84757469434a4bbcfdcdaf4b
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Diffstat (limited to 'modules/pam_faillock')
| -rw-r--r-- | modules/pam_faillock/pam_faillock.c | 39 |
1 files changed, 1 insertions, 38 deletions
diff --git a/modules/pam_faillock/pam_faillock.c b/modules/pam_faillock/pam_faillock.c index f592d0a2..71988d09 100644 --- a/modules/pam_faillock/pam_faillock.c +++ b/modules/pam_faillock/pam_faillock.c @@ -71,8 +71,6 @@ #define MAX_TIME_INTERVAL 604800 /* 7 days */ #define FAILLOCK_CONF_MAX_LINELEN 1023 -#define PATH_PASSWD "/etc/passwd" - static const char default_faillock_conf[] = FAILLOCK_DEFAULT_CONF; struct options { @@ -348,42 +346,7 @@ set_conf_opt(pam_handle_t *pamh, struct options *opts, const char *name, const c static int check_local_user (pam_handle_t *pamh, const char *user) { - struct passwd pw, *pwp; - char buf[16384]; - int found = 0; - FILE *fp; - int errn; - - fp = fopen(PATH_PASSWD, "r"); - if (fp == NULL) { - pam_syslog(pamh, LOG_ERR, "unable to open %s: %m", - PATH_PASSWD); - return -1; - } - - for (;;) { - errn = fgetpwent_r(fp, &pw, buf, sizeof (buf), &pwp); - if (errn == ERANGE) { - pam_syslog(pamh, LOG_WARNING, "%s contains very long lines; corrupted?", - PATH_PASSWD); - break; - } - if (errn != 0) - break; - if (strcmp(pwp->pw_name, user) == 0) { - found = 1; - break; - } - } - - fclose (fp); - - if (errn != 0 && errn != ENOENT) { - pam_syslog(pamh, LOG_ERR, "unable to enumerate local accounts: %m"); - return -1; - } else { - return found; - } + return pam_modutil_check_user_in_passwd(pamh, user, NULL) == PAM_SUCCESS; } static int |