From a2a6618d460d46acacc47d7c3048da3fcf5afd01 Mon Sep 17 00:00:00 2001
From: Michael Brown <mcb30@ipxe.org>
Date: Fri, 22 Jan 2021 09:52:57 +0000
Subject: [PATCH] [build] Fix genfsimg incompatibility with dash shell

Reported-by: Antony Messerli <antony@mes.ser.li>
Signed-off-by: Michael Brown <mcb30@ipxe.org>
---
 src/util/genfsimg | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/util/genfsimg b/src/util/genfsimg
index ddf0c4581..3f1356eae 100755
--- a/src/util/genfsimg
+++ b/src/util/genfsimg
@@ -55,12 +55,12 @@ efi_boot_name() {
 	exit 1
     fi
     PEOFF=$(get_byte "${FILENAME}" 0x3c)
-    PESIG=$(get_word "${FILENAME}" "0x${PEOFF}")
+    PESIG=$(get_word "${FILENAME}" 0x${PEOFF})
     if [ "${PESIG}" != "5045" ] ; then
 	echo "${FILENAME}: invalid PE header" >&2
 	exit 1
     fi
-    ARCH=$(get_word "${FILENAME}" $(( "0x${PEOFF}" + 4 )) )
+    ARCH=$(get_word "${FILENAME}" $(( 0x${PEOFF} + 4 )) )
     case "${ARCH}" in
 	"4c01" )
 	    echo "BOOTIA32.EFI"