drivers: i2c: stm32f4: Fix incorrect buffer assignment

Mani-Sadhasivam · galak · commit 2b0821cce718 · 2018-01-13T11:36:15.000-08:00
Wrong buffer assigned for receiving the last 2 bytes in multi
byte reception of STM32F4 i2c driver. Change the buffer to
correct one.

Signed-off-by: Manivannan Sadhasivam &lt;manivannan.sadhasivam@linaro.org&gt;
diff --git a/drivers/i2c/i2c_ll_stm32_v1.c b/drivers/i2c/i2c_ll_stm32_v1.c
@@ -455,7 +455,7 @@ s32_t stm32_i2c_msg_read(struct device *dev, struct i2c_msg *msg,
 
 			for (u32_t counter = 2; counter > 0; counter--) {
 				len--;
-				*data->current.buf = LL_I2C_ReceiveData8(i2c);
+				*buf = LL_I2C_ReceiveData8(i2c);
 				buf++;
 			}
 

Original file line number	Diff line number	Diff line change
`@@ -455,7 +455,7 @@ s32_t stm32_i2c_msg_read(struct device dev, struct i2c_msg msg,`
`455`	`455`
`456`	`456`	`for (u32_t counter = 2; counter > 0; counter--) {`
`457`	`457`	`len--;`
`458`		`- *data->current.buf = LL_I2C_ReceiveData8(i2c);`
	`458`	`+ *buf = LL_I2C_ReceiveData8(i2c);`
`459`	`459`	`buf++;`
`460`	`460`	`}`
`461`	`461`