Commit 37014f5b authored May 08, 2014 by Alexander Shiyan Committed by Greg Kroah-Hartman Jun 19, 2014

w1: mxc_w1: Fix incorrect "presence" status



W1 reset_bus() should return zero if slave device is present.
This patch fix this issue.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent b29f680c

drivers/w1/masters/mxc_w1.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -66,7 +66,7 @@ static u8 mxc_w1_ds2_reset_bus(void *data)

		udelay(100);
		}
		return !!(reg_val & MXC_W1_CONTROL_PST);
		return !(reg_val & MXC_W1_CONTROL_PST);
		}

		/*