netdev - [PATCH net 2/2] ptp: uapi: change _IOW to IOWR in PTP_SYS_OFFSET

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Message-ID: <20190107152238.GA18065@asgard.redhat.com>
Date:   Mon, 7 Jan 2019 16:22:38 +0100
From:   Eugene Syromiatnikov <esyr@...hat.com>
To:     Miroslav Lichvar <mlichvar@...hat.com>,
        "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org
Cc:     Richard Cochran <richardcochran@...il.com>,
        Jacob Keller <jacob.e.keller@...el.com>,
        Marcelo Tosatti <mtosatti@...hat.com>
Subject: [PATCH net 2/2] ptp: uapi: change _IOW to IOWR in
 PTP_SYS_OFFSET_EXTENDED definition

The ioctl command is read/write (or just read, if the fact that user space
writes n_samples field is ignored).

Signed-off-by: Eugene Syromiatnikov <esyr@...hat.com>
---
 include/uapi/linux/ptp_clock.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/uapi/linux/ptp_clock.h b/include/uapi/linux/ptp_clock.h
index d73d839..1bc794a 100644
--- a/include/uapi/linux/ptp_clock.h
+++ b/include/uapi/linux/ptp_clock.h
@@ -147,7 +147,7 @@ struct ptp_pin_desc {
 #define PTP_SYS_OFFSET_PRECISE \
 	_IOWR(PTP_CLK_MAGIC, 8, struct ptp_sys_offset_precise)
 #define PTP_SYS_OFFSET_EXTENDED \
-	_IOW(PTP_CLK_MAGIC, 9, struct ptp_sys_offset_extended)
+	_IOWR(PTP_CLK_MAGIC, 9, struct ptp_sys_offset_extended)
 
 struct ptp_extts_event {
 	struct ptp_clock_time t; /* Time event occured. */
-- 
2.1.4