[PATCH] toaster.bbclass: Support layers that are not Git repositories

[Peter Kjellerstedt <pkj@axis.com>]

Not all layers are Git repositories, e.g., the workspace layer created
by devtool.

Signed-off-by: Peter Kjellerstedt <peter.kjellerstedt@axis.com>
---
 meta/classes/toaster.bbclass | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/meta/classes/toaster.bbclass b/meta/classes/toaster.bbclass
index 5878230062..f6a6f87de5 100644
--- a/meta/classes/toaster.bbclass
+++ b/meta/classes/toaster.bbclass
@@ -32,12 +32,12 @@ python toaster_layerinfo_dumpdata() {
     import subprocess
 
     def _get_git_branch(layer_path):
-        branch = subprocess.check_output(['git', 'symbolic-ref', 'HEAD'], cwd=layer_path, text=True).strip()
+        branch = subprocess.run(['git', 'symbolic-ref', 'HEAD'], cwd=layer_path, text=True, stdout=subprocess.PIPE).stdout.strip()
         branch = branch.replace('refs/heads/', '').rstrip()
         return branch
 
     def _get_git_revision(layer_path):
-        revision = subprocess.check_output(['git', 'rev-parse', 'HEAD'], cwd=layer_path, text=True).strip()
+        revision = subprocess.run(['git', 'rev-parse', 'HEAD'], cwd=layer_path, text=True, stdout=subprocess.PIPE).stdout.strip()
         return revision
 
     def _get_url_map_name(layer_name):