diff options
Diffstat (limited to 'common/log.c')
| -rw-r--r-- | common/log.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/common/log.c b/common/log.c index 734d26de4a..9a5f100da3 100644 --- a/common/log.c +++ b/common/log.c @@ -191,12 +191,23 @@ static bool log_passes_filters(struct log_device *ldev, struct log_rec *rec) static int log_dispatch(struct log_rec *rec) { struct log_device *ldev; + static int processing_msg; + /* + * When a log driver writes messages (e.g. via the network stack) this + * may result in further generated messages. We cannot process them here + * as this might result in infinite recursion. + */ + if (processing_msg) + return 0; + + /* Emit message */ + processing_msg = 1; list_for_each_entry(ldev, &gd->log_head, sibling_node) { if (log_passes_filters(ldev, rec)) ldev->drv->emit(ldev, rec); } - + processing_msg = 0; return 0; } |