Merge branch 'for-linus' of git://git.kernel.dk/linux-block

Pull block fix from Jens Axboe:
 "A single fix that should go into 4.10, fixing a regression on some
  devices with the WRITE_SAME command"

* 'for-linus' of git://git.kernel.dk/linux-block:
  block: don't try Write Same from __blkdev_issue_zeroout

1 files changed, 1 insertions, 0 deletions

diff --git a/astraceroute.c b/astraceroute.c
index ae40ff6..9600921 100644
--- a/astraceroute.c
+++ b/astraceroute.c
@@ -5,6 +5,7 @@
  */
 
 #define _BSD_SOURCE
+#define _DEFAULT_SOURCE
 #include <stdio.h>
 #include <stdlib.h>
 #include <signal.h>