X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=config%2Fkernel-bio-failfast.m4;h=6b9a5269eea12109ab0e3f9aa0ef995cc2b908d6;hb=51a3ae72d23d89d35a4a67059b39e870d66a2495;hp=c45175bddb187939c1c528e31cc96d6be8a7c558;hpb=f4af6bb783b0b7f2a6075cb1c74c225db8a157b2;p=zfs.git

diff --git a/config/kernel-bio-failfast.m4 b/config/kernel-bio-failfast.m4
index c45175b..6b9a526 100644
--- a/config/kernel-bio-failfast.m4
+++ b/config/kernel-bio-failfast.m4
@@ -9,7 +9,7 @@ AC_DEFUN([ZFS_AC_KERNEL_BIO_FAILFAST], [
 	ZFS_LINUX_TRY_COMPILE([
 		#include <linux/bio.h>
 	],[
-		int flags;
+		int flags __attribute__ ((unused));
 		flags = (1 << BIO_RW_FAILFAST);
 	],[
 		AC_MSG_RESULT(yes)
@@ -25,7 +25,7 @@ AC_DEFUN([ZFS_AC_KERNEL_BIO_FAILFAST_DTD], [
 	ZFS_LINUX_TRY_COMPILE([
 		#include <linux/bio.h>
 	],[
-		int flags;
+		int flags __attribute__ ((unused));
 		flags = ((1 << BIO_RW_FAILFAST_DEV) |
 			 (1 << BIO_RW_FAILFAST_TRANSPORT) |
 			 (1 << BIO_RW_FAILFAST_DRIVER));
@@ -43,7 +43,7 @@ AC_DEFUN([ZFS_AC_KERNEL_REQ_FAILFAST_MASK], [
 	ZFS_LINUX_TRY_COMPILE([
 		#include <linux/bio.h>
 	],[
-		int flags;
+		int flags __attribute__ ((unused));
 		flags = REQ_FAILFAST_MASK;
 	],[
 		AC_MSG_RESULT(yes)