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authorMao Wenan <maowenan@huawei.com>2019-04-16 12:06:51 +0800
committerBoris Ostrovsky <boris.ostrovsky@oracle.com>2019-04-25 10:33:59 -0400
commit51cf07a7b6cd99d9b910932e2af4e7282782e3fe (patch)
tree547c668004a2996e1457d5592a59f44172bda13e /drivers/xen/xenbus
parent98105e9a60612a2c5fda45aee69a5d084d280f24 (diff)
downloadlinux-51cf07a7b6cd99d9b910932e2af4e7282782e3fe.tar.bz2
xenbus: drop useless LIST_HEAD in xenbus_write_watch() and xenbus_file_write()
Drop LIST_HEAD where the variable it declares is never used. The declarations were introduced with the file, but the declared variables were not used. Fixes: 1107ba885e469 ("xen: add xenfs to allow usermode <-> Xen interaction") Signed-off-by: Mao Wenan <maowenan@huawei.com> Reviewed-by: Juergen Gross <jgross@suse.com> Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Diffstat (limited to 'drivers/xen/xenbus')
-rw-r--r--drivers/xen/xenbus/xenbus_dev_frontend.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/xen/xenbus/xenbus_dev_frontend.c b/drivers/xen/xenbus/xenbus_dev_frontend.c
index 0782ff3c2273..faf452d0edf0 100644
--- a/drivers/xen/xenbus/xenbus_dev_frontend.c
+++ b/drivers/xen/xenbus/xenbus_dev_frontend.c
@@ -465,7 +465,6 @@ static int xenbus_write_watch(unsigned msg_type, struct xenbus_file_priv *u)
struct watch_adapter *watch;
char *path, *token;
int err, rc;
- LIST_HEAD(staging_q);
path = u->u.buffer + sizeof(u->u.msg);
token = memchr(path, 0, u->u.msg.len);
@@ -523,7 +522,6 @@ static ssize_t xenbus_file_write(struct file *filp,
uint32_t msg_type;
int rc = len;
int ret;
- LIST_HEAD(staging_q);
/*
* We're expecting usermode to be writing properly formed