X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fcore%2Fselinux-access.c;h=426aed07d263171def62b05ae811ecc3b08be4de;hb=b42defe3b8ed3947d85db654a6cdb1b9999f394d;hp=08a4834575a3c8548e99e34340f0f5e38bc69073;hpb=0b9cc004a4dd20b32459615dd1ab98ba27202095;p=elogind.git

diff --git a/src/core/selinux-access.c b/src/core/selinux-access.c
index 08a483457..426aed07d 100644
--- a/src/core/selinux-access.c
+++ b/src/core/selinux-access.c
@@ -174,20 +174,25 @@ static int audit_callback(
    user_avc's into the /var/log/audit/audit.log, otherwise they will be
    sent to syslog.
 */
-static int log_callback(int type, const char *fmt, ...) {
+_printf_attr_(2, 3) static int log_callback(int type, const char *fmt, ...) {
         va_list ap;
 
         va_start(ap, fmt);
 
 #ifdef HAVE_AUDIT
         if (get_audit_fd() >= 0) {
-                char buf[LINE_MAX];
+                _cleanup_free_ char *buf = NULL;
+                int r;
 
-                vsnprintf(buf, sizeof(buf), fmt, ap);
-                audit_log_user_avc_message(get_audit_fd(), AUDIT_USER_AVC, buf, NULL, NULL, NULL, 0);
+                r = vasprintf(&buf, fmt, ap);
                 va_end(ap);
 
-                return 0;
+                if (r >= 0) {
+                        audit_log_user_avc_message(get_audit_fd(), AUDIT_USER_AVC, buf, NULL, NULL, NULL, 0);
+                        return 0;
+                }
+
+                va_start(ap, fmt);
         }
 #endif
         log_metav(LOG_USER | LOG_INFO, __FILE__, __LINE__, __FUNCTION__, fmt, ap);