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authorJan Beulich <JBeulich@suse.com>2015-05-28 11:26:37 +0300
committerDavid Vrabel <david.vrabel@citrix.com>2015-05-28 14:23:12 +0300
commit76ea3cb428c5dc4fd5a415a7651026caf198fb3d (patch)
tree652d8c636fb9b3bf3c3591e58096afb0bb5aafdf /drivers/xen
parentf1dddd118c555508ce383b7262f4e6440927bdf4 (diff)
downloadlinux-76ea3cb428c5dc4fd5a415a7651026caf198fb3d.tar.xz
xenbus: avoid uninitialized variable warning
Older compilers don't recognize that "v" can't be used uninitialized; other code using hvm_get_parameter() zeros the value too, so follow suit here. Signed-off-by: Jan Beulich <jbeulich@suse.com> Signed-off-by: David Vrabel <david.vrabel@citrix.com>
Diffstat (limited to 'drivers/xen')
-rw-r--r--drivers/xen/xenbus/xenbus_probe.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/xen/xenbus/xenbus_probe.c b/drivers/xen/xenbus/xenbus_probe.c
index 5390a674b5e3..4308fb3cf7c2 100644
--- a/drivers/xen/xenbus/xenbus_probe.c
+++ b/drivers/xen/xenbus/xenbus_probe.c
@@ -742,7 +742,7 @@ static int xenbus_resume_cb(struct notifier_block *nb,
int err = 0;
if (xen_hvm_domain()) {
- uint64_t v;
+ uint64_t v = 0;
err = hvm_get_parameter(HVM_PARAM_STORE_EVTCHN, &v);
if (!err && v)