From 8d3b5eeb684f0872069fbab9e3b6470aa6a04729 Mon Sep 17 00:00:00 2001
From: Pavel Valena <pvalena@redhat.com>
Date: Tue, 15 Feb 2022 21:06:21 +0100
Subject: [PATCH] Fix shellcheck for a0d8caa8090a78f627f26fcd9b47c4b099cbc1ba

In modules.d/01fips/fips.sh line 137:
                  ((i++))
                  ^-----^ SC3006: In POSIX sh, standalone ((..)) is undefined.
                     ^-- SC3018: In POSIX sh, ++ is undefined.

In modules.d/01fips/fips.sh line 139:
                  if [ $i -eq ${BOOT_IMAGE:-0} ] && [ -r "$bls" ]; then
                       ^-- SC2086: Double quote to prevent globbing and word splitting.
                              ^--------------^ SC2086: Double quote to prevent globbing and word splitting.

In modules.d/01fips/fips.sh line 141:
                      BOOT_IMAGE=${BOOT_IMAGE:1}
                                 ^-------------^ SC3057: In POSIX sh, string indexing is undefined.

Related: rhbz#2050567
---
 modules.d/01fips/fips.sh | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/modules.d/01fips/fips.sh b/modules.d/01fips/fips.sh
index 3297cb17..bee061ab 100755
--- a/modules.d/01fips/fips.sh
+++ b/modules.d/01fips/fips.sh
@@ -133,14 +133,15 @@ do_fips() {
                 BOOT_IMAGE="vmlinuz-${KERNEL}"
             elif [ -d /boot/loader/entries ]; then
                 i=0
+                # shellcheck disable=SC2012
                 for bls in $(ls -d /boot/loader/entries/*.conf | sort -rV); do
-                  ((i++))
+                    i=$((i + 1))
 
-                  if [ $i -eq ${BOOT_IMAGE:-0} ] && [ -r "$bls" ]; then
-                      BOOT_IMAGE="$(grep -e '^linux' "$bls" | grep -o ' .*$')"
-                      BOOT_IMAGE=${BOOT_IMAGE:1}
-                      break
-                  fi
+                    if [ "$i" -eq "${BOOT_IMAGE:-0}" ] && [ -r "$bls" ]; then
+                        BOOT_IMAGE="$(grep -e '^linux' "$bls" | grep -o ' .*$')"
+                        BOOT_IMAGE=${BOOT_IMAGE## }
+                        break
+                    fi
                 done
             fi
         fi