Message ID | 577E23DC02000078000FBE3D@prv-mh.provo.novell.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
--- 4.7-rc6-xenbus_scanf.orig/drivers/xen/manage.c +++ 4.7-rc6-xenbus_scanf/drivers/xen/manage.c @@ -275,7 +275,7 @@ static void sysrq_handler(struct xenbus_ err = xenbus_transaction_start(&xbt); if (err) return; - if (!xenbus_scanf(xbt, "control", "sysrq", "%c", &sysrq_key)) { + if (xenbus_scanf(xbt, "control", "sysrq", "%c", &sysrq_key) <= 0) { pr_err("Unable to read sysrq code in control/sysrq\n"); xenbus_transaction_end(xbt, 1); return;
Only a positive return value indicates success. Signed-off-by: Jan Beulich <jbeulich@suse.com> --- drivers/xen/manage.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)