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-rw-r--r--kernel/audit.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/kernel/audit.c b/kernel/audit.c
index f93c2713017..801c946dd24 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -1200,13 +1200,17 @@ struct audit_buffer *audit_log_start(struct audit_context *ctx, gfp_t gfp_mask,
static inline int audit_expand(struct audit_buffer *ab, int extra)
{
struct sk_buff *skb = ab->skb;
- int ret = pskb_expand_head(skb, skb_headroom(skb), extra,
- ab->gfp_mask);
+ int oldtail = skb_tailroom(skb);
+ int ret = pskb_expand_head(skb, 0, extra, ab->gfp_mask);
+ int newtail = skb_tailroom(skb);
+
if (ret < 0) {
audit_log_lost("out of memory in audit_expand");
return 0;
}
- return skb_tailroom(skb);
+
+ skb->truesize += newtail - oldtail;
+ return newtail;
}
/*