tree 98952614bca07da069533c5c42115bce46669270
parent eb19a1b004d1bbfa64d370f5f22398a583ac46d3
author Shik Chen <shik@chromium.org> 1595931657 +0800
committer Commit Bot <commit-bot@chromium.org> 1596266870 +0000

camera: common: Fix a DCHECK when no vendor tag

VendorTagOpsDelegate might call GetAllTags() with a null tag_array when
there is no vendor tag, since the vector<T>::data() would return a null
pointer when it's empty.

ref: https://crrev.com/1ed6ad67e63b2b4ab6b46b8b3216eba630ca4182/camera/hal_adapter/vendor_tag_ops_delegate.cc#33

BUG=b:161915403
TEST=Run it with libcamera without any vendor tag.

Change-Id: I09b35e13207c29667ac49b875d9b30e6148b53fc
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform2/+/2322369
Reviewed-by: Hung-yu Wu <hywu@chromium.org>
Tested-by: Jacopo Mondi <jacopo@ideasonboard.corp-partner.google.com>
Commit-Queue: Shik Chen <shik@chromium.org>