1 files changed, 5 insertions, 7 deletions
diff --git a/kern b/kern
index 9686e57..f4a8be3 100755
--- a/kern
+++ b/kern
@@ -85,18 +85,16 @@ clean_kernel() {
 test_diff() {
 	dt=$(mktemp)
 	zcat /proc/config.gz | sed -nE '/^(# )?CONFIG_.*/p' > "$dt"
-	sed -nE '/^(# )?CONFIG_.*/p' .config | diff -q "$dt" -
-	diffr=$?
-	rm -f "$dt"
-	if test $diffr -ne 0; then
+	if ! sed -nE '/^(# )?CONFIG_.*/p' .config | diff -q "$dt" -; then
 		diff_kernel
 		printf "Continue? [y/N] "
 		read -r response
-		if test "$response" = "y"; then
-			return 0
+		if test "$response" != "y"; then
+			rm "$dt"
+			return 1
 		fi
 	fi
-	return $diffr
+	rm "$dt"
 }
 
 all() {