shellcheck: fix errors

Signed-off-by: Matteo Croce <[email protected]>
libbpf · Oct 27, 2022 · 4f86562 · 4f86562
1 parent afacd04
commit 4f86562
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diff --git a/helpers.sh b/helpers.sh
@@ -1,3 +1,5 @@
+# shellcheck shell=bash
+
 # $1 - start or end
 # $2 - fold identifier, no spaces
 # $3 - fold section description

diff --git a/prepare-rootfs/run.sh b/prepare-rootfs/run.sh
@@ -438,7 +438,7 @@ chmod 644 /exitstatus
 HERE
 
 # Create the init scripts.
-if [[ ! -z SETUPCMD ]]; then
+if [[ -n $SETUPCMD ]]; then
 	# Unescape whitespace characters.
 	setup_cmd=$(sed 's/\(\\\)\([[:space:]]\)/\2/g' <<< "${SETUPCMD}")
 	kernel="${KERNELRELEASE}"