fbdev: sh_mobile_lcdc: reduce scope of a variable

The "ret" variable in sh_mobile_lcdc_start() is only used at one
location, move its definition to the inner-most scope.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c
index 9bcc61b..466834c 100644 (file)
--- a/drivers/video/sh_mobile_lcdcfb.c
+++ b/drivers/video/sh_mobile_lcdcfb.c
@@ -469,7 +469,6 @@ static int sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv)
        int bpp = 0;
        unsigned long ldddsr;
        int k, m;
-       int ret = 0;
 
        /* enable clocks before accessing the hardware */
        for (k = 0; k < ARRAY_SIZE(priv->ch); k++) {
@@ -538,11 +537,12 @@ static int sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv)
                lcdc_write_chan(ch, LDPMR, 0);
 
                board_cfg = &ch->cfg.board_cfg;
-               if (board_cfg->setup_sys)
-                       ret = board_cfg->setup_sys(board_cfg->board_data, ch,
-                                                  &sh_mobile_lcdc_sys_bus_ops);
-               if (ret)
-                       return ret;
+               if (board_cfg->setup_sys) {
+                       int ret = board_cfg->setup_sys(board_cfg->board_data,
+                                               ch, &sh_mobile_lcdc_sys_bus_ops);
+                       if (ret)
+                               return ret;
+               }
        }
 
        /* word and long word swap */