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authorFlorian Fainelli <f.fainelli@gmail.com>2021-07-08 07:10:51 +0300
committerDavid S. Miller <davem@davemloft.net>2021-07-08 10:07:14 +0300
commit9615fe36b31d926f1c5107013b772dc226a6a7ca (patch)
tree45944b574508d870a017e1ce36ed6fa16ba0f664 /net/core/dev.c
parent92c4bed59bc0ef2a92b99ca1fe1c7107ffa3125c (diff)
downloadlinux-9615fe36b31d926f1c5107013b772dc226a6a7ca.tar.xz
skbuff: Fix build with SKB extensions disabled
We will fail to build with CONFIG_SKB_EXTENSIONS disabled after 8550ff8d8c75 ("skbuff: Release nfct refcount on napi stolen or re-used skbs") since there is an unconditionally use of skb_ext_find() without an appropriate stub. Simply build the code conditionally and properly guard against both COFNIG_SKB_EXTENSIONS as well as CONFIG_NET_TC_SKB_EXT being disabled. Fixes: Fixes: 8550ff8d8c75 ("skbuff: Release nfct refcount on napi stolen or re-used skbs") Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Reviewed-by: Roi Dayan <roid@nvidia.com> Reviewed-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/dev.c')
-rw-r--r--net/core/dev.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 177a5aec0b6b..03c95a0867bb 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -6010,7 +6010,7 @@ static void gro_list_prepare(const struct list_head *head,
maclen);
diffs |= skb_get_nfct(p) ^ skb_get_nfct(skb);
-
+#if IS_ENABLED(CONFIG_SKB_EXTENSIONS) && IS_ENABLED(CONFIG_NET_TC_SKB_EXT)
if (!diffs) {
struct tc_skb_ext *skb_ext = skb_ext_find(skb, TC_SKB_EXT);
struct tc_skb_ext *p_ext = skb_ext_find(p, TC_SKB_EXT);
@@ -6019,6 +6019,7 @@ static void gro_list_prepare(const struct list_head *head,
if (!diffs && unlikely(skb_ext))
diffs |= p_ext->chain ^ skb_ext->chain;
}
+#endif
NAPI_GRO_CB(p)->same_flow = !diffs;
}