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V4L/DVB (8381): ov7670: fix compile warnings

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Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Acked-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Hans Verkuil
2008-07-17 13:29:49 -03:00
committed by Mauro Carvalho Chehab
parent 9edd350f51
commit e3bf20de33
1 changed files with 8 additions and 8 deletions
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16
drivers/media/video/ov7670.c
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@@ -833,7 +833,7 @@ static int ov7670_store_cmatrix(struct i2c_client *client,
int matrix[CMATRIX_LEN]) int matrix[CMATRIX_LEN])
{ {
int i, ret; int i, ret;
unsigned char signbits; unsigned char signbits = 0;
/* /*
* Weird crap seems to exist in the upper part of * Weird crap seems to exist in the upper part of
@@ -1009,7 +1009,7 @@ static unsigned char ov7670_abs_to_sm(unsigned char v)
static int ov7670_t_brightness(struct i2c_client *client, int value) static int ov7670_t_brightness(struct i2c_client *client, int value)
{ {
unsigned char com8, v; unsigned char com8 = 0, v;
int ret; int ret;
ov7670_read(client, REG_COM8, &com8); ov7670_read(client, REG_COM8, &com8);
@@ -1022,7 +1022,7 @@ static int ov7670_t_brightness(struct i2c_client *client, int value)
static int ov7670_q_brightness(struct i2c_client *client, __s32 *value) static int ov7670_q_brightness(struct i2c_client *client, __s32 *value)
{ {
unsigned char v; unsigned char v = 0;
int ret = ov7670_read(client, REG_BRIGHT, &v); int ret = ov7670_read(client, REG_BRIGHT, &v);
*value = ov7670_sm_to_abs(v); *value = ov7670_sm_to_abs(v);
@@ -1036,7 +1036,7 @@ static int ov7670_t_contrast(struct i2c_client *client, int value)
static int ov7670_q_contrast(struct i2c_client *client, __s32 *value) static int ov7670_q_contrast(struct i2c_client *client, __s32 *value)
{ {
unsigned char v; unsigned char v = 0;
int ret = ov7670_read(client, REG_CONTRAS, &v); int ret = ov7670_read(client, REG_CONTRAS, &v);
*value = v; *value = v;
@@ -1046,7 +1046,7 @@ static int ov7670_q_contrast(struct i2c_client *client, __s32 *value)
static int ov7670_q_hflip(struct i2c_client *client, __s32 *value) static int ov7670_q_hflip(struct i2c_client *client, __s32 *value)
{ {
int ret; int ret;
unsigned char v; unsigned char v = 0;
ret = ov7670_read(client, REG_MVFP, &v); ret = ov7670_read(client, REG_MVFP, &v);
*value = (v & MVFP_MIRROR) == MVFP_MIRROR; *value = (v & MVFP_MIRROR) == MVFP_MIRROR;
@@ -1056,7 +1056,7 @@ static int ov7670_q_hflip(struct i2c_client *client, __s32 *value)
static int ov7670_t_hflip(struct i2c_client *client, int value) static int ov7670_t_hflip(struct i2c_client *client, int value)
{ {
unsigned char v; unsigned char v = 0;
int ret; int ret;
ret = ov7670_read(client, REG_MVFP, &v); ret = ov7670_read(client, REG_MVFP, &v);
@@ -1074,7 +1074,7 @@ static int ov7670_t_hflip(struct i2c_client *client, int value)
static int ov7670_q_vflip(struct i2c_client *client, __s32 *value) static int ov7670_q_vflip(struct i2c_client *client, __s32 *value)
{ {
int ret; int ret;
unsigned char v; unsigned char v = 0;
ret = ov7670_read(client, REG_MVFP, &v); ret = ov7670_read(client, REG_MVFP, &v);
*value = (v & MVFP_FLIP) == MVFP_FLIP; *value = (v & MVFP_FLIP) == MVFP_FLIP;
@@ -1084,7 +1084,7 @@ static int ov7670_q_vflip(struct i2c_client *client, __s32 *value)
static int ov7670_t_vflip(struct i2c_client *client, int value) static int ov7670_t_vflip(struct i2c_client *client, int value)
{ {
unsigned char v; unsigned char v = 0;
int ret; int ret;
ret = ov7670_read(client, REG_MVFP, &v); ret = ov7670_read(client, REG_MVFP, &v);