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-rw-r--r--net/ipv4/ip_fragment.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index 8e9528ebaa8e..d14d741fb05e 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -383,11 +383,16 @@ found:
int i = end - next->ip_defrag_offset; /* overlap is 'i' bytes */
if (i < next->len) {
+ int delta = -next->truesize;
+
/* Eat head of the next overlapped fragment
* and leave the loop. The next ones cannot overlap.
*/
if (!pskb_pull(next, i))
goto err;
+ delta += next->truesize;
+ if (delta)
+ add_frag_mem_limit(qp->q.net, delta);
next->ip_defrag_offset += i;
qp->q.meat -= i;
if (next->ip_summed != CHECKSUM_UNNECESSARY)