From: Nickolai Zeldovich <kolya@mit.edu>
Date: Fri, 16 Apr 2004 05:57:01 +0000 (+0000)
Subject: dont-leak-random-kernel-data-20040415
X-Git-Tag: openafs-devel-1_3_64~58
X-Git-Url: https://git.michaelhowe.org/gitweb/?a=commitdiff_plain;h=5db578e0786707b6ab1bf94a830bf8cff9bb4902;p=packages%2Fo%2Fopenafs.git

dont-leak-random-kernel-data-20040415


Zero out data structure being returned to user, so that we don't
send random kernel memory garbage to them.
---

diff --git a/src/afs/afs_callback.c b/src/afs/afs_callback.c
index 913ae320b..dfe01275d 100644
--- a/src/afs/afs_callback.c
+++ b/src/afs/afs_callback.c
@@ -975,6 +975,8 @@ SRXAFSCB_WhoAreYou(struct rx_call *a_call, struct interfaceAddr *addr)
 
     AFS_STATCNT(SRXAFSCB_WhoAreYou);
 
+    memset(addr, 0, sizeof(*addr));
+
     ObtainReadLock(&afs_xinterface);
 
     /* return all network interface addresses */