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| author | Dmitry V. Levin <ldv@altlinux.org> | 2014-01-19 14:12:59 +0000 |
|---|---|---|
| committer | Dmitry V. Levin <ldv@altlinux.org> | 2014-01-27 15:36:21 +0000 |
| commit | 256b50e1fce2f785f1032a1949dd2d1dbc17e250 (patch) | |
| tree | 0327378d8d3638d50d23cea3cee77971c47e67ca | |
| parent | 154c00e1a480d2bac7e8aba3b13888eb909f8e7f (diff) | |
| download | pam-256b50e1fce2f785f1032a1949dd2d1dbc17e250.tar.gz pam-256b50e1fce2f785f1032a1949dd2d1dbc17e250.tar.bz2 pam-256b50e1fce2f785f1032a1949dd2d1dbc17e250.zip | |
pam_loginuid: log significant loginuid write errors
* modules/pam_loginuid/pam_loginuid.c (set_loginuid): Log those errors
during /proc/self/loginuid update that are not ignored.
| -rw-r--r-- | modules/pam_loginuid/pam_loginuid.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/modules/pam_loginuid/pam_loginuid.c b/modules/pam_loginuid/pam_loginuid.c index c476f7b6..73c42f9c 100644 --- a/modules/pam_loginuid/pam_loginuid.c +++ b/modules/pam_loginuid/pam_loginuid.c @@ -75,8 +75,8 @@ static int set_loginuid(pam_handle_t *pamh, uid_t uid) rc = PAM_IGNORE; } if (rc != PAM_IGNORE) { - pam_syslog(pamh, LOG_ERR, - "Cannot open /proc/self/loginuid: %m"); + pam_syslog(pamh, LOG_ERR, "Cannot open %s: %m", + "/proc/self/loginuid"); } return rc; } @@ -88,8 +88,14 @@ static int set_loginuid(pam_handle_t *pamh, uid_t uid) goto done; /* already correct */ } if (lseek(fd, 0, SEEK_SET) == 0 && ftruncate(fd, 0) == 0 && - pam_modutil_write(fd, loginuid, count) == count) + pam_modutil_write(fd, loginuid, count) == count) { rc = PAM_SUCCESS; + } else { + if (rc != PAM_IGNORE) { + pam_syslog(pamh, LOG_ERR, "Error writing %s: %m", + "/proc/self/loginuid"); + } + } done: close(fd); return rc; |