gethostid (Linux variant): Switch to struct scratch_buffer [BZ #18023]

Previously, extend_alloca was used without alloca accounting,
which could have been problematic with large NSS results.

1 files changed, 6 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 261e76baf1..b14f1cd29d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,12 @@
 2018-06-27  Florian Weimer  <fweimer@redhat.com>
 
 	[BZ #18023]
+	* sysdeps/unix/sysv/linux/gethostid.c (gethostid): Use struct
+	scratch_buffer instead of extend_alloca.  Update comments.
+
+2018-06-27  Florian Weimer  <fweimer@redhat.com>
+
+	[BZ #18023]
 	* posix/wordexp.c (parse_tilde): Use struct scratch_buffer
 	instead of extend_alloca.