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authorAmy Griffis <amy.griffis@hp.com>2006-09-07 17:03:02 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2006-09-11 13:32:17 -0400
commit8ef2d3040e5cf38f7d64a408038f576b4a5ec987 (patch)
treedef11d400d2262e104cb1c64a953276794d8c9a8 /kernel/audit.c
parent3b33ac3182a4554742757a0c61ee1df162cf8225 (diff)
[PATCH] sanity check audit_buffer
Add sanity checks for NULL audit_buffer consistent with other audit_log* routines. Signed-off-by: Amy Griffis <amy.griffis@hp.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'kernel/audit.c')
-rw-r--r--kernel/audit.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/audit.c b/kernel/audit.c
index 0a36091ed712..963fd15c9621 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -1028,6 +1028,9 @@ void audit_log_hex(struct audit_buffer *ab, const unsigned char *buf,
1028 struct sk_buff *skb; 1028 struct sk_buff *skb;
1029 static const unsigned char *hex = "0123456789ABCDEF"; 1029 static const unsigned char *hex = "0123456789ABCDEF";
1030 1030
1031 if (!ab)
1032 return;
1033
1031 BUG_ON(!ab->skb); 1034 BUG_ON(!ab->skb);
1032 skb = ab->skb; 1035 skb = ab->skb;
1033 avail = skb_tailroom(skb); 1036 avail = skb_tailroom(skb);
@@ -1060,6 +1063,9 @@ static void audit_log_n_string(struct audit_buffer *ab, size_t slen,
1060 unsigned char *ptr; 1063 unsigned char *ptr;
1061 struct sk_buff *skb; 1064 struct sk_buff *skb;
1062 1065
1066 if (!ab)
1067 return;
1068
1063 BUG_ON(!ab->skb); 1069 BUG_ON(!ab->skb);
1064 skb = ab->skb; 1070 skb = ab->skb;
1065 avail = skb_tailroom(skb); 1071 avail = skb_tailroom(skb);