From 2022cafc54698f018b2fa55bcbba31fa6938b385 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Thu, 25 Apr 2019 18:43:13 -0400
Subject: src/block.sh: Delimit command operands

---
diff --git a/src/block.sh b/src/block.sh
index b1cd319..39c980c 100644
--- a/src/block.sh
+++ b/src/block.sh
@@ -52,14 +52,14 @@ block_mount()
 
 	rand
 	dir="$(get_vardata_dir 'mount')/block-$(printf '%010d' ${rand_x})"
-	if ! mkdir "${dir}"; then
+	if ! mkdir -- "${dir}"; then
 		error "$(get_msg 'block_mkdir_fail')" "${dir}"
 		return 1
 	fi
 
-	if ! mount "${dev}" "${dir}"; then
+	if ! mount -- "${dev}" "${dir}"; then
 		error "$(get_msg 'block_mount_fail')" "${dev}"
-		rmdir "${dir}"
+		rmdir -- "${dir}"
 		return 1
 	fi
 
@@ -76,7 +76,7 @@ block_umount()
 
 	i=0
 	timed_out=false
-	while ! umount "${dir}"; do
+	while ! umount -- "${dir}"; do
 		i=$((${i} + 1))
 		if [ ${i} -eq 10 ]; then
 			timed_out=true
@@ -90,7 +90,7 @@ block_umount()
 		return 1
 	fi
 
-	if ! rmdir "${dir}"; then
+	if ! rmdir -- "${dir}"; then
 		error "$(get_msg 'block_rmdir_fail')" "${dir}"
 		return 1
 	fi
--
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