diff options
| author | Florian Westphal <fw@strlen.de> | 2023-10-12 14:02:37 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-10-17 12:32:05 +0200 |
| commit | 1b2d3b45c1941453703d70f46b70ab8985303b5d (patch) | |
| tree | 3628157e040fd55f39391bf5f3c4554721480e98 /net/core | |
| parent | Merge tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf... (diff) | |
| download | linux-1b2d3b45c1941453703d70f46b70ab8985303b5d.tar.xz linux-1b2d3b45c1941453703d70f46b70ab8985303b5d.zip | |
net: gso_test: release each segment individually
consume_skb() doesn't walk the segment list, so segments other than
the first are leaked.
Move this skb_consume call into the loop.
Cc: Willem de Bruijn <willemb@google.com>
Fixes: b3098d32ed6e ("net: add skb_segment kunit test")
Signed-off-by: Florian Westphal <fw@strlen.de>
Reviewed-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/gso_test.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/net/core/gso_test.c b/net/core/gso_test.c index c4b13de6abfb..ceb684be4cbf 100644 --- a/net/core/gso_test.c +++ b/net/core/gso_test.c @@ -144,8 +144,8 @@ KUNIT_ARRAY_PARAM(gso_test, cases, gso_test_case_to_desc); static void gso_test_func(struct kunit *test) { const int shinfo_size = SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); + struct sk_buff *skb, *segs, *cur, *next, *last; const struct gso_test_case *tcase; - struct sk_buff *skb, *segs, *cur; netdev_features_t features; struct page *page; int i; @@ -236,7 +236,10 @@ static void gso_test_func(struct kunit *test) goto free_gso_skb; } - for (cur = segs, i = 0; cur; cur = cur->next, i++) { + last = segs->prev; + for (cur = segs, i = 0; cur; cur = next, i++) { + next = cur->next; + KUNIT_ASSERT_EQ(test, cur->len, sizeof(hdr) + tcase->segs[i]); /* segs have skb->data pointing to the mac header */ @@ -247,13 +250,14 @@ static void gso_test_func(struct kunit *test) KUNIT_ASSERT_EQ(test, memcmp(skb_mac_header(cur), hdr, sizeof(hdr)), 0); /* last seg can be found through segs->prev pointer */ - if (!cur->next) - KUNIT_ASSERT_PTR_EQ(test, cur, segs->prev); + if (!next) + KUNIT_ASSERT_PTR_EQ(test, cur, last); + + consume_skb(cur); } KUNIT_ASSERT_EQ(test, i, tcase->nr_segs); - consume_skb(segs); free_gso_skb: consume_skb(skb); } |