summaryrefslogtreecommitdiffstats
path: root/drivers/xen/xenbus/xenbus_dev_frontend.c
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-11-14 15:01:02 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-11-14 15:01:02 -0800
commitecdca043ebe8e3172e0400d0966831e2e60870a0 (patch)
treec1433e2399f544970e1f9ae7a469dbc9172c8e9f /drivers/xen/xenbus/xenbus_dev_frontend.c
parentbb3215e97bb1ab917ed858322a9399fb32e69e49 (diff)
parent77b67063bb6bce6d475e910d3b886a606d0d91f7 (diff)
Merge 3.7-rc5 into driver-core-next
Diffstat (limited to 'drivers/xen/xenbus/xenbus_dev_frontend.c')
-rw-r--r--drivers/xen/xenbus/xenbus_dev_frontend.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/xen/xenbus/xenbus_dev_frontend.c b/drivers/xen/xenbus/xenbus_dev_frontend.c
index 89f76252a16..ac727028e65 100644
--- a/drivers/xen/xenbus/xenbus_dev_frontend.c
+++ b/drivers/xen/xenbus/xenbus_dev_frontend.c
@@ -458,7 +458,7 @@ static ssize_t xenbus_file_write(struct file *filp,
goto out;
/* Can't write a xenbus message larger we can buffer */
- if ((len + u->len) > sizeof(u->u.buffer)) {
+ if (len > sizeof(u->u.buffer) - u->len) {
/* On error, dump existing buffer */
u->len = 0;
rc = -EINVAL;