[PATCH RFCv3 09/17] [media] nxt6000: i2c bus error should return -EIO

Mauro Carvalho Chehab
2011-07-06T18:04:33Z

-EFAULT is used to indicate that there were a problem when copying
data from/to userspace. Don't mix it with I2C bus error (-EIO).

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/dvb/frontends/nxt6000.c b/drivers/media/dvb/frontends/nxt6000.c
index a763ec7..6599b8f 100644
--- a/drivers/media/dvb/frontends/nxt6000.c
+++ b/drivers/media/dvb/frontends/nxt6000.c
@@ -50,7 +50,7 @@ static int nxt6000_writereg(struct nxt6000_state* state, u8 reg, u8 data)
if ((ret = i2c_transfer(state->i2c, &msg, 1)) != 1)
dprintk("nxt6000: nxt6000_write error (reg: 0x%02X, data: 0x%02X, ret: %d)\n", reg, data, ret);

- return (ret != 1) ? -EFAULT : 0;
+ return (ret != 1) ? -EIO : 0;
}

static u8 nxt6000_readreg(struct nxt6000_state* state, u8 reg)
--
1.7.1