make shell math operations style more succulent

Convert the style:
	var=$((${var} + 1))
to:
	: $(( var += 1 ))

The latter is easier to read imo.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/init.d/moused.in b/init.d/moused.in
index a41005ff..cdcf36ad 100644
--- a/init.d/moused.in
+++ b/init.d/moused.in
@@ -54,7 +54,7 @@ start()
 		local ttyv=
 		for ttyv in /dev/ttyv*; do
 			vidcontrol < "$ttyv" -m on
-			: $((retval+= $?))
+			: $(( retval += $? ))
 		done
 	fi