Reported-by: Michal Luscon <mlus...@redhat.com>
Found by a Coverity scan:
in handle_dev_start -
Checking "worker->display_channel" implies that "worker->display_channel"
might be NULL.
Passing "worker" to function "guest_set_client_capabilities"
in guest_set_client_capabilities -
Directly dereferencing parameter "worker->display_channel"
---
server/red_worker.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/server/red_worker.c b/server/red_worker.c
index 530562b..1f01e3b 100644
--- a/server/red_worker.c
+++ b/server/red_worker.c
@@ -10344,7 +10344,8 @@ static void guest_set_client_capabilities(RedWorker
*worker)
worker->set_client_capabilities_pending = 1;
return;
}
- if (worker->display_channel->common.base.clients_num == 0) {
+ if ((worker->display_channel == NULL) ||
+ (worker->display_channel->common.base.clients_num == 0)) {
worker->qxl->st->qif->set_client_capabilities(worker->qxl, FALSE,
caps);
} else {
// Take least common denominator
--
1.7.1
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