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-rw-r--r--drivers/media/tuners/tuner_it913x.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/tuners/tuner_it913x.c b/drivers/media/tuners/tuner_it913x.c
index 281d8c5..b92d599 100644
--- a/drivers/media/tuners/tuner_it913x.c
+++ b/drivers/media/tuners/tuner_it913x.c
@@ -46,6 +46,7 @@ static int it913x_rd_regs(struct it913x_state *state,
{ .addr = state->i2c_addr, .flags = I2C_M_RD,
.buf = data, .len = count }
};
+
b[0] = (u8)(reg >> 16) & 0xff;
b[1] = (u8)(reg >> 8) & 0xff;
b[2] = (u8) reg & 0xff;
@@ -61,6 +62,7 @@ static int it913x_rd_reg(struct it913x_state *state, u32 reg)
{
int ret;
u8 b[1];
+
ret = it913x_rd_regs(state, reg, &b[0], sizeof(b));
return (ret < 0) ? -ENODEV : b[0];
}
@@ -75,6 +77,7 @@ static int it913x_wr_regs(struct it913x_state *state,
.buf = b, .len = 3 + count }
};
int ret;
+
b[0] = (u8)(reg >> 16) & 0xff;
b[1] = (u8)(reg >> 8) & 0xff;
b[2] = (u8) reg & 0xff;
@@ -122,6 +125,7 @@ static int it913x_script_loader(struct it913x_state *state,
struct it913xset *loadscript)
{
int ret, i;
+
if (loadscript == NULL)
return -EINVAL;
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