bippy: abort if there is nothing to show in the mbox mail for vulnerable:fixed pairs

Starting to show up more, we introduce a problem, and then fix it, in
the same kernel release.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/scripts/bippy b/scripts/bippy
index d3b290d2..c17a82b1 100755
--- a/scripts/bippy
+++ b/scripts/bippy
@@ -795,6 +795,13 @@ for entry in "${dyad_entries[@]}"; do
 	url_array+=("https://git.kernel.org/stable/c/${long_id}")
 done
 
+# For now, if we do not have ANYTHING to report in the mbox message (i.e. all
+# fixes were done in the same kernel branch as the issue was vulnerable in)
+# then just bail out because we can't create the json file very easily at all.
+if [[ "${#vuln_array_mbox[@]}" == "0" ]]; then
+	echo "Despite having some vulnerable:fixed kernels, none were in an actual release, so aborting and not assigning a CVE to ${GIT_SHA_SHORT}"
+	exit 1
+fi
 
 for entry in "${fixed_pairs[@]}"; do
 	x=(${entry//:/ })