Added the shebang line at the top of file.

Signed-off-by: Bhaskar Chowdhury <unixbhaskar@gmail.com>
---
 tools/bootconfig/scripts/ftrace.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/bootconfig/scripts/ftrace.sh b/tools/bootconfig/scripts/ftrace.sh
index 186eed923041..cc5250c64699 100644
--- a/tools/bootconfig/scripts/ftrace.sh
+++ b/tools/bootconfig/scripts/ftrace.sh
@@ -1,3 +1,4 @@
+#!/bin/sh
 # SPDX-License-Identifier: GPL-2.0-only

 clear_trace() { # reset trace output
--
2.49.1