diff options
Diffstat (limited to 'src/login/pam_systemd.c')
| -rw-r--r-- | src/login/pam_systemd.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/src/login/pam_systemd.c b/src/login/pam_systemd.c index d466e50969..a33d8f05c5 100644 --- a/src/login/pam_systemd.c +++ b/src/login/pam_systemd.c @@ -28,6 +28,7 @@ #include "path-util.h" #include "process-util.h" #include "socket-util.h" +#include "stdio-util.h" #include "strv.h" #include "terminal-util.h" #include "util.h" @@ -414,11 +415,9 @@ _public_ PAM_EXTERN int pam_sm_open_session( pam_get_item(handle, PAM_SERVICE, (const void**) &service); if (streq_ptr(service, "systemd-user")) { - _cleanup_free_ char *rt = NULL; - - if (asprintf(&rt, "/run/user/"UID_FMT, pw->pw_uid) < 0) - return PAM_BUF_ERR; + char rt[STRLEN("/run/user/") + DECIMAL_STR_MAX(uid_t)]; + xsprintf(rt, "/run/user/"UID_FMT, pw->pw_uid); if (validate_runtime_directory(handle, rt, pw->pw_uid)) { r = pam_misc_setenv(handle, "XDG_RUNTIME_DIR", rt, 0); if (r != PAM_SUCCESS) { |