diff options
| -rw-r--r-- | drivers/i2c/stm32f7_i2c.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/i2c/stm32f7_i2c.c b/drivers/i2c/stm32f7_i2c.c index 8d680eea9b..80bd3c4caf 100644 --- a/drivers/i2c/stm32f7_i2c.c +++ b/drivers/i2c/stm32f7_i2c.c @@ -483,9 +483,9 @@ static int stm32_i2c_message_xfer(struct stm32_i2c_priv *i2c_priv, } } - /* End of transfer, send stop condition */ - mask = STM32_I2C_CR2_STOP; - setbits_le32(®s->cr2, mask); + /* End of transfer, send stop condition if appropriate */ + if (!ret && !(status & (STM32_I2C_ISR_NACKF | STM32_I2C_ISR_ERRORS))) + setbits_le32(®s->cr2, STM32_I2C_CR2_STOP); return stm32_i2c_check_end_of_message(i2c_priv); } |