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authorDaniel Borkmann <dborkman@redhat.com>2013-02-07 04:55:37 +0400
committerDavid S. Miller <davem@davemloft.net>2013-02-08 08:43:42 +0400
commit586c31f3bf04c290dc0a0de7fc91d20aa9a5ee53 (patch)
tree84d768747eb049ea3aab6fe7dcb26c0657a5a5d3 /net
parent6cddded4af7ca3a4567a301dbc43357e65a893b6 (diff)
downloadlinux-586c31f3bf04c290dc0a0de7fc91d20aa9a5ee53.tar.xz
net: sctp: sctp_auth_key_put: use kzfree instead of kfree
For sensitive data like keying material, it is common practice to zero out keys before returning the memory back to the allocator. Thus, use kzfree instead of kfree. Signed-off-by: Daniel Borkmann <dborkman@redhat.com> Acked-by: Neil Horman <nhorman@tuxdriver.com> Acked-by: Vlad Yasevich <vyasevich@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/sctp/auth.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/sctp/auth.c b/net/sctp/auth.c
index 159b9bc5d633..d8420ae614dc 100644
--- a/net/sctp/auth.c
+++ b/net/sctp/auth.c
@@ -71,7 +71,7 @@ void sctp_auth_key_put(struct sctp_auth_bytes *key)
return;
if (atomic_dec_and_test(&key->refcnt)) {
- kfree(key);
+ kzfree(key);
SCTP_DBG_OBJCNT_DEC(keys);
}
}