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-rwxr-xr-xtools/testing/selftests/x86/check_cc.sh4
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/testing/selftests/x86/check_cc.sh b/tools/testing/selftests/x86/check_cc.sh
index 172d3293fb7b..8c669c0d662e 100755
--- a/tools/testing/selftests/x86/check_cc.sh
+++ b/tools/testing/selftests/x86/check_cc.sh
@@ -1,13 +1,13 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0-only
# check_cc.sh - Helper to test userspace compilation support
# Copyright (c) 2015 Andrew Lutomirski
-# GPL v2
CC="$1"
TESTPROG="$2"
shift 2
-if "$CC" -o /dev/null "$TESTPROG" -O0 "$@" 2>/dev/null; then
+if [ -n "$CC" ] && $CC -o /dev/null "$TESTPROG" -O0 "$@" 2>/dev/null; then
echo 1
else
echo 0