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-rw-r--r--tests/qemu-iotests/common.rc4
1 files changed, 3 insertions, 1 deletions
diff --git a/tests/qemu-iotests/common.rc b/tests/qemu-iotests/common.rc
index 89cbc13b80..3b14053790 100644
--- a/tests/qemu-iotests/common.rc
+++ b/tests/qemu-iotests/common.rc
@@ -175,7 +175,9 @@ _cleanup_test_img()
case "$IMGPROTO" in
nbd)
- kill $QEMU_NBD_PID
+ if [ -n "$QEMU_NBD_PID" ]; then
+ kill $QEMU_NBD_PID
+ fi
rm -f "$TEST_IMG_FILE"
;;
file)