splash: fix splash source flags check

SPLASH_STORAGE_RAW is defined as 0, so a check against & will
never be true. These flags are never combined so do a check
against == instead.

Signed-off-by: Tomas Melin <tomas.melin@vaisala.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/common/splash_source.c b/common/splash_source.c
index 4c64f10..a5eeb3f 100644
--- a/common/splash_source.c
+++ b/common/splash_source.c
@@ -395,9 +395,9 @@
 	if (!splash_location)
 		return -EINVAL;
 
-	if (splash_location->flags & SPLASH_STORAGE_RAW)
+	if (splash_location->flags == SPLASH_STORAGE_RAW)
 		return splash_load_raw(splash_location, bmp_load_addr);
-	else if (splash_location->flags & SPLASH_STORAGE_FS)
+	else if (splash_location->flags == SPLASH_STORAGE_FS)
 		return splash_load_fs(splash_location, bmp_load_addr);
 #ifdef CONFIG_FIT
 	else if (splash_location->flags == SPLASH_STORAGE_FIT)