[PATCH 04/11] TTY: hvc: convert to use DRIVER_ATTR_RW

From: Greg Kroah-Hartman
Date: Fri Jun 09 2017 - 05:04:07 EST


We are trying to get rid of DRIVER_ATTR(), and the hvc driver's
attribute can be trivially changed to use DRIVER_ATTR_RW().

Cc: Jiri Slaby <jslaby@xxxxxxxx>
Cc: <linuxppc-dev@xxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/tty/hvc/hvcs.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/tty/hvc/hvcs.c b/drivers/tty/hvc/hvcs.c
index 99bb875178d7..096ea5f511bd 100644
--- a/drivers/tty/hvc/hvcs.c
+++ b/drivers/tty/hvc/hvcs.c
@@ -484,13 +484,13 @@ static struct attribute_group hvcs_attr_group = {
.attrs = hvcs_attrs,
};

-static ssize_t hvcs_rescan_show(struct device_driver *ddp, char *buf)
+static ssize_t rescan_show(struct device_driver *ddp, char *buf)
{
/* A 1 means it is updating, a 0 means it is done updating */
return snprintf(buf, PAGE_SIZE, "%d\n", hvcs_rescan_status);
}

-static ssize_t hvcs_rescan_store(struct device_driver *ddp, const char * buf,
+static ssize_t rescan_store(struct device_driver *ddp, const char * buf,
size_t count)
{
if ((simple_strtol(buf, NULL, 0) != 1)
@@ -505,8 +505,7 @@ static ssize_t hvcs_rescan_store(struct device_driver *ddp, const char * buf,
return count;
}

-static DRIVER_ATTR(rescan,
- S_IRUGO | S_IWUSR, hvcs_rescan_show, hvcs_rescan_store);
+static DRIVER_ATTR_RW(rescan);

static void hvcs_kick(void)
{
--
2.13.1