---

yaml --- r: 347048 b: refs/heads/master c: d60ece5 h: refs/heads/master v: v3
git-mirror · Nov 14, 2012 · ff4927f · ff4927f
1 parent 74bbf7b
commit ff4927f
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 49839dc93970789cea46f5171cd7f6ec11af64c7
+refs/heads/master: d60ece5f010043422c5fbc3609714c4420c7c9bf
diff --git a/trunk/drivers/i2c/busses/i2c-omap.c b/trunk/drivers/i2c/busses/i2c-omap.c
@@ -524,6 +524,9 @@ static int omap_i2c_xfer_msg(struct i2c_adapter *adap,
 	dev->buf = msg->buf;
 	dev->buf_len = msg->len;
 
+	/* make sure writes to dev->buf_len are ordered */
+	barrier();
+
 	omap_i2c_write_reg(dev, OMAP_I2C_CNT_REG, dev->buf_len);
 
 	/* Clear the FIFO Buffers */
@@ -581,7 +584,6 @@ static int omap_i2c_xfer_msg(struct i2c_adapter *adap,
 	 */
 	timeout = wait_for_completion_timeout(&dev->cmd_complete,
 						OMAP_I2C_TIMEOUT);
-	dev->buf_len = 0;
 	if (timeout == 0) {
 		dev_err(dev->dev, "controller timed out\n");
 		omap_i2c_init(dev);