diff options
| -rw-r--r-- | nuttx/arch/arm/src/stm32/stm32_i2c.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/nuttx/arch/arm/src/stm32/stm32_i2c.c b/nuttx/arch/arm/src/stm32/stm32_i2c.c index c6587d308..d91b00acf 100644 --- a/nuttx/arch/arm/src/stm32/stm32_i2c.c +++ b/nuttx/arch/arm/src/stm32/stm32_i2c.c @@ -1755,12 +1755,13 @@ static int stm32_i2c_process(FAR struct i2c_dev_s *dev, FAR struct i2c_msg_s *ms /* Re-enable the FSMC */ stm32_i2c_enablefsmc(ahbenr); - stm32_i2c_sem_post(dev); /* ensure that any ISR happening after we finish can't overwrite any user data */ priv->dcnt = 0; priv->ptr = NULL; + stm32_i2c_sem_post(dev); + return -errval; } |