diff options
| author | Lennart Poettering <lennart@poettering.net> | 2012-07-03 12:23:33 +0200 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2012-07-03 12:23:33 +0200 |
| commit | 4c2ecfafd746411b07b8de10b91f5fd26fdd9cb3 (patch) | |
| tree | 45f88578517c0887446588534d75cd22f1b13272 | |
| parent | e590af2666d2a958d355f9957e77ec967bb16011 (diff) | |
journald: handle /proc/kmsg reads returning 0 more nicely
| -rw-r--r-- | src/journal/journald.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/journal/journald.c b/src/journal/journald.c index 08597ae3eb..d2e2fcacac 100644 --- a/src/journal/journald.c +++ b/src/journal/journald.c @@ -2148,6 +2148,10 @@ static int server_read_proc_kmsg(Server *s) { assert(s->proc_kmsg_fd >= 0); l = read(s->proc_kmsg_fd, s->proc_kmsg_buffer + s->proc_kmsg_length, sizeof(s->proc_kmsg_buffer) - 1 - s->proc_kmsg_length); + if (l == 0) /* the kernel is stupid and in some race + * conditions returns 0 in the middle of the + * stream. */ + return 0; if (l < 0) { if (errno == EAGAIN || errno == EINTR) |