LU-14073 build: fix autoconf test for clean_bdev_aliases()

[fs/lustre-release.git] / lustre / autoconf / lustre-core.m4

diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4
index 58494f4..6143d96 100644 (file)
--- a/lustre/autoconf/lustre-core.m4
+++ b/lustre/autoconf/lustre-core.m4
@@ -1287,8 +1287,7 @@ LB_CHECK_COMPILE([if kernel has clean_bdev_aliases],
 have_clean_bdev_aliases, [
        #include <linux/buffer_head.h>
 ],[
-       struct block_device bdev;
-       clean_bdev_aliases(&bdev,1,1);
+       clean_bdev_aliases(NULL,1,1);
 ], [
        AC_DEFINE(HAVE_CLEAN_BDEV_ALIASES, 1,
                [kernel has clean_bdev_aliases])