diff options
| -rw-r--r-- | sys/src/cmd/upas/fs/mbox.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/src/cmd/upas/fs/mbox.c b/sys/src/cmd/upas/fs/mbox.c index 87e03d65f..044c4b091 100644 --- a/sys/src/cmd/upas/fs/mbox.c +++ b/sys/src/cmd/upas/fs/mbox.c @@ -1124,7 +1124,7 @@ flagmessages(int argc, char **argv) void msgincref(Mailbox *mb, Message *m) { - assert(mb->refs > 0); + assert(mb->refs >= 0); for(;; m = m->whole){ assert(m->refs >= 0); m->refs++; |