Fix gcc configure warnings

[zfs.git] / config / kernel-bio-end-io-t-args.m4

diff --git a/config/kernel-bio-end-io-t-args.m4 b/config/kernel-bio-end-io-t-args.m4
index ea69bdb..ced4861 100644 (file)
--- a/config/kernel-bio-end-io-t-args.m4
+++ b/config/kernel-bio-end-io-t-args.m4
@@ -15,7 +15,7 @@ AC_DEFUN([ZFS_AC_KERNEL_BIO_END_IO_T_ARGS], [
                #include <linux/bio.h>
        ],[
                void (*wanted_end_io)(struct bio *, int) = NULL;
-               bio_end_io_t *local_end_io;
+               bio_end_io_t *local_end_io __attribute__ ((unused));
 
                local_end_io = wanted_end_io;
        ],[