[source] dnsmasq: clean up white space in dnsmasq.init

[LEDE Commits]

dedeckeh pushed a commit to source.git, branch master:
https://git.lede-project.org/06e26363d89788b536e5f2317ec19288c4f6b805

commit 06e26363d89788b536e5f2317ec19288c4f6b805
Author: Eric Luehrsen <ericluehrsen at hotmail.com>
AuthorDate: Thu Dec 22 13:24:12 2016 -0500

    dnsmasq: clean up white space in dnsmasq.init
    
    Signed-off-by: Eric Luehrsen <ericluehrsen at hotmail.com>
---
 .../network/services/dnsmasq/files/dnsmasq.init    | 32 +++++++++++-----------
 1 file changed, 16 insertions(+), 16 deletions(-)

diff --git a/package/network/services/dnsmasq/files/dnsmasq.init b/package/network/services/dnsmasq/files/dnsmasq.init
index 45fc29e..46607df 100644
--- a/package/network/services/dnsmasq/files/dnsmasq.init
+++ b/package/network/services/dnsmasq/files/dnsmasq.init
@@ -23,22 +23,22 @@ xappend() {
 }
 
 hex_to_hostid() {
-        local var="$1"
-        local hex="${2#0x}"     # strip optional "0x" prefix
-
-        if [ -n "${hex//[0-9a-fA-F]/}" ]; then
-                # is invalid hex literal
-                return 1
-        fi
-
-        # convert into host id
-        export "$var=$(
-                printf "%0x:%0x"  \
-                        $(((0x$hex >> 16) % 65536)) \
-                        $(( 0x$hex        % 65536))
-        )"
-
-        return 0
+	local var="$1"
+	local hex="${2#0x}" # strip optional "0x" prefix
+
+	if [ -n "${hex//[0-9a-fA-F]/}" ]; then
+		# is invalid hex literal
+		return 1
+	fi
+
+	# convert into host id
+	export "$var=$(
+		printf "%0x:%0x" \
+		$(((0x$hex >> 16) % 65536)) \
+		$(( 0x$hex        % 65536))
+		)"
+
+	return 0
 }
 
 dhcp_calc() {