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i2c: viperboard: return message count on master_xfer success 

[ Upstream commit 35cd67a0ca ]

Returning zero is wrong in this case.

Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Fixes: 174a13aa86 ("i2c: Add viperboard i2c master driver")
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
pull/10/head
Peter Rosin 2018-05-09 21:47:48 +02:00 committed by Greg Kroah-Hartman
parent cbfe697cdb
commit daf6bdb29d
1 changed files with 1 additions and 1 deletions
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2
drivers/i2c/busses/i2c-viperboard.c
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@ -337,7 +337,7 @@ static int vprbrd_i2c_xfer(struct i2c_adapter *i2c, struct i2c_msg *msgs,
}
mutex_unlock(&vb->lock);
}
return 0;
return num;
error:
mutex_unlock(&vb->lock);
return error;