eliminate useless variable

1 files changed, 2 insertions, 3 deletions

diff --git a/simplebl.c b/simplebl.c
index f4d81ea..2890bd2 100644
--- a/simplebl.c
+++ b/simplebl.c
@@ -167,7 +167,7 @@ write_sys_file_num(const char *const path, const long val)
 int
 main(int argc, char *argv[])
 {
-	long brightness, max_brightness;
+	long max_brightness;
 	long val;
 
 	if (!check_group())
@@ -185,8 +185,7 @@ main(int argc, char *argv[])
 		val = -val;
 		/* FALLTHROUGH */
 	case '+':
-		brightness = read_sys_file_num(BRIGHTNESS);
-		val += brightness;
+		val += read_sys_file_num(BRIGHTNESS);
 		/* FALLTHROUGH */
 	case '=':
 		max_brightness = read_sys_file_num(MAX_BRIGHTNESS);