[PATCH] tty: hvc_vio: constify vio_device_id

Subsystems: hypervisor virtual console driver, the rest, tty layer and serial drivers

STALE3313d

2 messages, 1 author, 2017-08-17 · open the first message on its own page

[PATCH] tty: hvc_vio: constify vio_device_id

From: Arvind Yadav <hidden>
Date: 2017-08-17 13:34:35

vio_device_id are not supposed to change at runtime. All functions
working with vio_device_id provided by <asm/vio.h> work with
const vio_device_id. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <redacted>
---
 drivers/tty/hvc/hvc_vio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/tty/hvc/hvc_vio.c b/drivers/tty/hvc/hvc_vio.c
index b05dc50..39002a1 100644
--- a/drivers/tty/hvc/hvc_vio.c
+++ b/drivers/tty/hvc/hvc_vio.c
@@ -53,7 +53,7 @@
 
 static const char hvc_driver_name[] = "hvc_console";
 
-static struct vio_device_id hvc_driver_table[] = {
+static const struct vio_device_id hvc_driver_table[] = {
 	{"serial", "hvterm1"},
 #ifndef HVC_OLD_HVSI
 	{"serial", "hvterm-protocol"},
-- 
2.7.4

[PATCH] tty: hvcs: constify vio_device_id

From: Arvind Yadav <hidden>
Date: 2017-08-17 13:34:40

vio_device_id are not supposed to change at runtime. All functions
working with vio_device_id provided by <asm/vio.h> work with
const vio_device_id. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <redacted>
---
 drivers/tty/hvc/hvcs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/tty/hvc/hvcs.c b/drivers/tty/hvc/hvcs.c
index 79cc5be..7320190 100644
--- a/drivers/tty/hvc/hvcs.c
+++ b/drivers/tty/hvc/hvcs.c
@@ -675,7 +675,7 @@ static int khvcsd(void *unused)
 	return 0;
 }
 
-static struct vio_device_id hvcs_driver_table[] = {
+static const struct vio_device_id hvcs_driver_table[] = {
 	{"serial-server", "hvterm2"},
 	{ "", "" }
 };
-- 
2.7.4
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