Explain why need to check for buffer valid.

Fixes https://gerrit.automotivelinux.org/gerrit/c/apps/camera-gstreamer/+/26935/2//COMMIT_MSG#7

Bug-AGL: SPEC-4148
Signed-off-by: Vasyl Vavrychuk <vasyl.vavrychuk@opensynergy.com>
Change-Id: I99e5cfb31e24a95b5b9062999a46a962ee8ea9a7

diff --git a/app/main.cpp b/app/main.cpp
index da80fd3..67594bf 100644 (file)
--- a/app/main.cpp
+++ b/app/main.cpp
@@ -158,6 +158,8 @@ get_next_buffer(struct window *window)
         * the 'old' one and force creation of the buffer with the newer
         * dimensions */
        if (window->wait_for_configure && window->maximized) {
+               /* The 'old' buffer might not exist if maximized is received
+                * from the start. */
                if (window->buffers[0].buffer && !window->buffers[0].busy) {
                        wl_buffer_destroy(window->buffers[0].buffer);
                        window->buffers[0].buffer = NULL;