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authorAlexander Lobakin <aleksander.lobakin@intel.com>2024-12-03 18:37:25 +0100
committerJakub Kicinski <kuba@kernel.org>2024-12-05 18:41:06 -0800
commit7cd1107f48e2a246c6a628c2381e1b8aafa4675a (patch)
tree62f370fc53c5971f5681117c8aa47d380642dce9 /include/linux/netdevice.h
parentca5c94949facce1f67a4a9a9528a27f635ff3e78 (diff)
bpf, xdp: constify some bpf_prog * function arguments
In lots of places, bpf_prog pointer is used only for tracing or other stuff that doesn't modify the structure itself. Same for net_device. Address at least some of them and add `const` attributes there. The object code didn't change, but that may prevent unwanted data modifications and also allow more helpers to have const arguments. Reviewed-by: Toke Høiland-Jørgensen <toke@redhat.com> Signed-off-by: Alexander Lobakin <aleksander.lobakin@intel.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/linux/netdevice.h')
-rw-r--r--include/linux/netdevice.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index ecc686409161..ecca21387a68 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -3958,9 +3958,9 @@ static inline void dev_consume_skb_any(struct sk_buff *skb)
}
u32 bpf_prog_run_generic_xdp(struct sk_buff *skb, struct xdp_buff *xdp,
- struct bpf_prog *xdp_prog);
-void generic_xdp_tx(struct sk_buff *skb, struct bpf_prog *xdp_prog);
-int do_xdp_generic(struct bpf_prog *xdp_prog, struct sk_buff **pskb);
+ const struct bpf_prog *xdp_prog);
+void generic_xdp_tx(struct sk_buff *skb, const struct bpf_prog *xdp_prog);
+int do_xdp_generic(const struct bpf_prog *xdp_prog, struct sk_buff **pskb);
int netif_rx(struct sk_buff *skb);
int __netif_rx(struct sk_buff *skb);