diff mbox

[1/3] i2c-rcar: simplify check for last message

Message ID 88047351.0D2gRUkLKi@wasted.cogentembedded.com (mailing list archive)
State Awaiting Upstream
Headers show

Commit Message

Sergei Shtylyov Aug. 22, 2014, 2:22 p.m. UTC
rcar_i2c_master_xfer() needlessly compares the message pointers (using indirect
addressing) in order to detect the last I2C message, while it's enough to only
compare the message indexes.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>

---
 drivers/i2c/busses/i2c-rcar.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)


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diff mbox

Patch

Index: linux/drivers/i2c/busses/i2c-rcar.c
===================================================================
--- linux.orig/drivers/i2c/busses/i2c-rcar.c
+++ linux/drivers/i2c/busses/i2c-rcar.c
@@ -432,7 +432,7 @@  static int rcar_i2c_master_xfer(struct i
 		priv->msg	= &msgs[i];
 		priv->pos	= 0;
 		priv->flags	= 0;
-		if (priv->msg == &msgs[num - 1])
+		if (i == num - 1)
 			rcar_i2c_flags_set(priv, ID_LAST_MSG);
 
 		ret = rcar_i2c_prepare_msg(priv);