From edf6a05976980b5c21f19a60fde175f736e4ab61 Mon Sep 17 00:00:00 2001
From: "Gustavo A. R. Silva" <gustavo@embeddedor.com>
Date: Tue, 20 Aug 2019 13:01:03 -0500
Subject: [PATCH] drm/sun4i: sun6i_mipi_dsi: Mark expected switch fall-through
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Mark switch cases where we are expecting to fall through.
Fix the following warning (Building: multi_v7_defconfig arm):
drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c: In function âsun6i_dsi_transferâ:
drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c:993:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
if (msg->rx_len == 1) {
^
drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c:998:2: note: here
default:
^~~~~~~
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
---
drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
index a1fc8b5209855..b889ad3e86e17 100644
--- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
+++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
@@ -993,6 +993,7 @@ static ssize_t sun6i_dsi_transfer(struct mipi_dsi_host *host,
ret = sun6i_dsi_dcs_read(dsi, msg);
break;
}
+ /* Else, fall through */
default:
ret = -EINVAL;
--
2.30.2