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From d542ce00f99420cce4ccaa9cb79e3a216c5ae583 Mon Sep 17 00:00:00 2001
From: Dave Stevenson <dave.stevenson@raspberrypi.com>
Date: Fri, 10 Jul 2020 12:40:50 +0100
Subject: [PATCH] media: i2c: tc358743: Only allow supported pixel fmts
in set_fmt
Fix commit "media: tc358743: Return an appropriate colorspace from
tc358743_set_fmt" to ensure that the format passed in to set_fmt
is checked to be valid, and reset to the current format if not.
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
---
drivers/media/i2c/tc358743.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
--- a/drivers/media/i2c/tc358743.c
+++ b/drivers/media/i2c/tc358743.c
@@ -1731,8 +1731,10 @@ static int tc358743_set_fmt(struct v4l2_
u32 code = format->format.code; /* is overwritten by get_fmt */
int ret = tc358743_get_fmt(sd, cfg, format);
- format->format.code = code;
- format->format.colorspace = tc358743_g_colorspace(code);
+ if (code == MEDIA_BUS_FMT_RGB888_1X24 ||
+ code == MEDIA_BUS_FMT_UYVY8_1X16)
+ format->format.code = code;
+ format->format.colorspace = tc358743_g_colorspace(format->format.code);
if (ret)
return ret;
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