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Patch "HID: cp2112: fix I2C_SMBUS_BYTE write" has been added to the 4.1-stable tree

PATCH [email protected] 1 participant 1 message Sep 17, 2015

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This is a note to let you know that I've just added the patch titled

HID: cp2112: fix I2C_SMBUS_BYTE write

to the 4.1-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:

     hid-cp2112-fix-i2c_smbus_byte-write.patch

and it can be found in the queue-4.1 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From 6d00d153f00097d259f86304e11858a50a1b8ad1 Mon Sep 17 00:00:00 2001

From: Ellen Wang <[email protected]>
Date: Mon, 13 Jul 2015 15:23:54 -0700
Subject: HID: cp2112: fix I2C_SMBUS_BYTE write

From: Ellen Wang <[email protected]>

commit 6d00d153f00097d259f86304e11858a50a1b8ad1 upstream.

When doing an I2C_SMBUS_BYTE write (one byte write, no address), the data to be written is in "command" not "data->byte".

---
 drivers/hid/hid-cp2112.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
drivers/hid/hid-cp2112.c +1 -1
@@ -554,7 +554,7 @@ static int cp2112_xfer(struct i2c_adapte
 		if (I2C_SMBUS_READ == read_write)
 			count = cp2112_read_req(buf, addr, read_length);
 		else
-			count = cp2112_write_req(buf, addr, data->byte, NULL,
+			count = cp2112_write_req(buf, addr, command, NULL,
 						 0);
 		break;
 	case I2C_SMBUS_BYTE_DATA:

Patches currently in stable-queue which might be from [email protected] are

queue-4.1/hid-cp2112-fix-byte-order-in-smbus-operations.patch queue-4.1/hid-cp2112-fix-i2c_smbus_byte-write.patch