Return error in case of invalid pmic_i2c_tx_num.
Signed-off-by: Fabio Estevam fabio.estevam@freescale.com --- drivers/misc/pmic_i2c.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/misc/pmic_i2c.c b/drivers/misc/pmic_i2c.c index ad55d64..ebb124d 100644 --- a/drivers/misc/pmic_i2c.c +++ b/drivers/misc/pmic_i2c.c @@ -47,6 +47,9 @@ int pmic_reg_write(struct pmic *p, u32 reg, u32 val) case 1: buf[0] = val & 0xff; break; + default: + printf("%s: invalid tx_num: %d", __func__, pmic_i2c_tx_num); + return -1; }
if (i2c_write(pmic_i2c_addr, reg, 1, buf, pmic_i2c_tx_num)) @@ -73,6 +76,9 @@ int pmic_reg_read(struct pmic *p, u32 reg, u32 *val) case 1: ret_val = buf[0]; break; + default: + printf("%s: invalid tx_num: %d", __func__, pmic_i2c_tx_num); + return -1; } memcpy(val, &ret_val, sizeof(ret_val));