tgafb: potential NULL dereference in init

Static checkers complain that there are paths where "tga_type_name" can
be NULL.  I've re-arranged the code slightly so that's impossible.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

diff --git a/drivers/video/tgafb.c b/drivers/video/tgafb.c
index 5e94c6e4f682b83cb33926400aae19b3f4af85b7..07c7df9ee77bbd54347fdf211066a2c03b227db1 100644 (file)
--- a/drivers/video/tgafb.c
+++ b/drivers/video/tgafb.c
@@ -1490,10 +1490,9 @@ tgafb_init_fix(struct fb_info *info)
                if (tga_bus_tc)
                        tga_type_name = "Digital ZLX-E3";
                break;
-       default:
-               tga_type_name = "Unknown";
-               break;
        }
+       if (!tga_type_name)
+               tga_type_name = "Unknown";
 
        strlcpy(info->fix.id, tga_type_name, sizeof(info->fix.id));