[qemu-xen master] configure: fix malloc check

[patchbot@xxxxxxx]

commit d1abf3fc6abc01fd5f8985af92726f87b5efd80a
Author:     Olaf Hering <olaf@xxxxxxxxx>
AuthorDate: Tue Jul 7 19:13:25 2020 +0200
Commit:     Thomas Huth <thuth@xxxxxxxxxx>
CommitDate: Mon Jul 13 11:40:52 2020 +0200

    configure: fix malloc check
    
    Avoid random return value.
    
    Fixes commit f2dfe54c74f768a5bf78c9e5918918727f9d9459
    
    Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>
    Message-Id: <20200707171326.16422-1-olaf@xxxxxxxxx>
    Reviewed-by: Richard Henderson <richard.henderson@xxxxxxxxxx>
    Signed-off-by: Thomas Huth <thuth@xxxxxxxxxx>
---
 configure | 1 +
 1 file changed, 1 insertion(+)

diff --git a/configure b/configure
index 814ed81279..f59418f6de 100755
--- a/configure
+++ b/configure
@@ -6343,6 +6343,7 @@ int main(void) {
     if (tmp != NULL) {
         return *(int *)(tmp + 2);
     }
+    return 1;
 }
 EOF
   if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
--
generated by git-patchbot for /home/xen/git/qemu-xen.git#master