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-rw-r--r--drivers/media/video/tw9910.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/drivers/media/video/tw9910.c b/drivers/media/video/tw9910.c
index 75cfde02d02..d5cdc4be1a3 100644
--- a/drivers/media/video/tw9910.c
+++ b/drivers/media/video/tw9910.c
@@ -651,7 +651,7 @@ static int tw9910_set_fmt(struct soc_camera_device *icd, __u32 pixfmt,
*/
priv->scale = tw9910_select_norm(icd, rect->width, rect->height);
if (!priv->scale)
- return ret;
+ goto tw9910_set_fmt_error;
/*
* reset hardware
@@ -659,7 +659,8 @@ static int tw9910_set_fmt(struct soc_camera_device *icd, __u32 pixfmt,
tw9910_reset(priv->client);
ret = tw9910_write_array(priv->client, tw9910_default_regs);
if (ret < 0)
- return ret;
+ goto tw9910_set_fmt_error;
+
/*
* set bus width
*/
@@ -669,7 +670,7 @@ static int tw9910_set_fmt(struct soc_camera_device *icd, __u32 pixfmt,
ret = tw9910_mask_set(priv->client, OPFORM, LEN, val);
if (ret < 0)
- return ret;
+ goto tw9910_set_fmt_error;
/*
* select MPOUT behavior
@@ -697,26 +698,35 @@ static int tw9910_set_fmt(struct soc_camera_device *icd, __u32 pixfmt,
ret = tw9910_mask_set(priv->client, VBICNTL, RTSEL_MASK, val);
if (ret < 0)
- return ret;
+ goto tw9910_set_fmt_error;
/*
* set scale
*/
ret = tw9910_set_scale(priv->client, priv->scale);
if (ret < 0)
- return ret;
+ goto tw9910_set_fmt_error;
/*
* set cropping
*/
ret = tw9910_set_cropping(priv->client, &tw9910_cropping_ctrl);
if (ret < 0)
- return ret;
+ goto tw9910_set_fmt_error;
/*
* set hsync
*/
ret = tw9910_set_hsync(priv->client, &tw9910_hsync_ctrl);
+ if (ret < 0)
+ goto tw9910_set_fmt_error;
+
+ return ret;
+
+tw9910_set_fmt_error:
+
+ tw9910_reset(priv->client);
+ priv->scale = NULL;
return ret;
}