From 86d5c4dbf6e62c52fe9295f4e55eb629d8e26cfb Mon Sep 17 00:00:00 2001
From: Karel Zak <kzak@redhat.com>
Date: Tue, 15 Aug 2023 11:02:43 +0200
Subject: [PATCH] github: check apt-cache in more robust way

Reported-by: Masatake YAMATO <yamato@redhat.com>
Signed-off-by: Karel Zak <kzak@redhat.com>
---
 .github/workflows/cibuild-setup-ubuntu.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/cibuild-setup-ubuntu.sh b/.github/workflows/cibuild-setup-ubuntu.sh
index 423e38f998..4c0fdc6b44 100755
--- a/.github/workflows/cibuild-setup-ubuntu.sh
+++ b/.github/workflows/cibuild-setup-ubuntu.sh
@@ -41,7 +41,9 @@ PACKAGES_OPTIONAL=(
 if [[ "$QEMU_USER" != "1" ]]; then
 	MODULES_PACKAGE="linux-modules-extra-$(uname -r)"
 	# may not exist anymore
-	if apt-cache show "$MODULES_PACKAGE" >/dev/null 2>&1; then
+	APT_CACHE_OUTPUT=$(apt-cache show "$MODULES_PACKAGE")
+	APT_CACHE_STATUS=$?
+	if [[ "${APT_CACHE_STATUS}" == 0 && -n "${APT_CACHE_OUTPUT}" ]]; then
 		PACKAGES+=("$MODULES_PACKAGE")
 	fi
 fi
-- 
2.47.3