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V4L/DVB (8381): ov7670: fix compile warnings
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Acked-by: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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@ -833,7 +833,7 @@ static int ov7670_store_cmatrix(struct i2c_client *client,
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int matrix[CMATRIX_LEN])
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{
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int i, ret;
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unsigned char signbits;
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unsigned char signbits = 0;
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/*
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* Weird crap seems to exist in the upper part of
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@ -1009,7 +1009,7 @@ static unsigned char ov7670_abs_to_sm(unsigned char v)
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static int ov7670_t_brightness(struct i2c_client *client, int value)
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{
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unsigned char com8, v;
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unsigned char com8 = 0, v;
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int ret;
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ov7670_read(client, REG_COM8, &com8);
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@ -1022,7 +1022,7 @@ static int ov7670_t_brightness(struct i2c_client *client, int value)
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static int ov7670_q_brightness(struct i2c_client *client, __s32 *value)
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{
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unsigned char v;
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unsigned char v = 0;
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int ret = ov7670_read(client, REG_BRIGHT, &v);
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*value = ov7670_sm_to_abs(v);
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@ -1036,7 +1036,7 @@ static int ov7670_t_contrast(struct i2c_client *client, int value)
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static int ov7670_q_contrast(struct i2c_client *client, __s32 *value)
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{
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unsigned char v;
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unsigned char v = 0;
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int ret = ov7670_read(client, REG_CONTRAS, &v);
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*value = v;
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@ -1046,7 +1046,7 @@ static int ov7670_q_contrast(struct i2c_client *client, __s32 *value)
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static int ov7670_q_hflip(struct i2c_client *client, __s32 *value)
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{
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int ret;
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unsigned char v;
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unsigned char v = 0;
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ret = ov7670_read(client, REG_MVFP, &v);
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*value = (v & MVFP_MIRROR) == MVFP_MIRROR;
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@ -1056,7 +1056,7 @@ static int ov7670_q_hflip(struct i2c_client *client, __s32 *value)
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static int ov7670_t_hflip(struct i2c_client *client, int value)
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{
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unsigned char v;
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unsigned char v = 0;
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int ret;
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ret = ov7670_read(client, REG_MVFP, &v);
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@ -1074,7 +1074,7 @@ static int ov7670_t_hflip(struct i2c_client *client, int value)
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static int ov7670_q_vflip(struct i2c_client *client, __s32 *value)
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{
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int ret;
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unsigned char v;
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unsigned char v = 0;
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ret = ov7670_read(client, REG_MVFP, &v);
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*value = (v & MVFP_FLIP) == MVFP_FLIP;
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@ -1084,7 +1084,7 @@ static int ov7670_q_vflip(struct i2c_client *client, __s32 *value)
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static int ov7670_t_vflip(struct i2c_client *client, int value)
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{
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unsigned char v;
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unsigned char v = 0;
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int ret;
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ret = ov7670_read(client, REG_MVFP, &v);
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