xen/grant: Fix compile warning.

drivers/xen/grant-table.c:85: warning: ‘rc’ may be used uninitialized in this function

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c
index fd725cde6ad1..4f44b347b24a 100644
--- a/drivers/xen/grant-table.c
+++ b/drivers/xen/grant-table.c
@@ -82,7 +82,7 @@ static inline grant_ref_t *__gnttab_entry(grant_ref_t entry)
 static int get_free_entries(unsigned count)
 {
         unsigned long flags;
-        int ref, rc;
+        int ref, rc = 0;
         grant_ref_t head;
 
         spin_lock_irqsave(&gnttab_list_lock, flags);