checkpatch: fix master branch "no commit" error

Checkpatch-ignore:SPDX_LICENSE_TAG
espressif · Dec 31, 2024 · 887296a · 887296a
1 parent 4b1e752
commit 887296a
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/tools/checkpatch-esp.sh b/tools/checkpatch-esp.sh
@@ -2,4 +2,9 @@
 # SPDX-License-Identifier: GPL-2.0-or-later
 
 since=${1:-origin/master}
-tools/scripts/checkpatch.pl --git ${since}..
+commit_count=$(git rev-list --count "${since}..HEAD")
+if [ "$commit_count" -eq 0 ]; then
+    echo "No new commits between '${since}' and 'master'."
+    exit 0
+fi
+tools/scripts/checkpatch.pl --git ${since}..HEAD