tests: add testcase for skipping-entries-on-direction-change-bug

[elogind.git] / src / journal / journald-kmsg.c

diff --git a/src/journal/journald-kmsg.c b/src/journal/journald-kmsg.c
index b8198760d6938364e910cddb74a6d5522fd34001..5fd87b815439ba029812a120334f08c0ee665923 100644 (file)
--- a/src/journal/journald-kmsg.c
+++ b/src/journal/journald-kmsg.c
@@ -151,7 +151,8 @@ static void dev_kmsg_record(Server *s, char *p, size_t l) {
 
                 /* Did we lose any? */
                 if (serial > *s->kernel_seqnum)
-                        server_driver_message(s, SD_MESSAGE_JOURNAL_MISSED, "Missed %llu kernel messages", (unsigned long long) serial - *s->kernel_seqnum - 1);
+                        server_driver_message(s, SD_MESSAGE_JOURNAL_MISSED, "Missed %"PRIu64" kernel messages",
+                                              serial - *s->kernel_seqnum - 1);
 
                 /* Make sure we never read this one again. Note that
                  * we always store the next message serial we expect
@@ -250,10 +251,12 @@ static void dev_kmsg_record(Server *s, char *p, size_t l) {
                                         break;
 
                                 g = udev_list_entry_get_name(ll);
-                                b = strappend("_UDEV_DEVLINK=", g);
                                 if (g) {
-                                        IOVEC_SET_STRING(iovec[n++], b);
-                                        z++;
+                                        b = strappend("_UDEV_DEVLINK=", g);
+                                        if (b) {
+                                                IOVEC_SET_STRING(iovec[n++], b);
+                                                z++;
+                                        }
                                 }
 
                                 j++;