bpf jit: Make the filter.c::__load_pointer helper non-static for the jits

The function is renamed to make it a little more clear what it does.
It is not added to any .h because it is not for general consumption, only for
bpf internal use (and so by the jits).

Signed-of-by: Jan Seiffert <kaffeemonster@googlemail.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/core/filter.c b/net/core/filter.c
index cf4989ac503bcc8163f90ee0e3e9610155845551..6f755cca45206934444464da8b8bcb0289921717 100644 (file)
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -39,8 +39,11 @@
 #include <linux/reciprocal_div.h>
 #include <linux/ratelimit.h>
 
-/* No hurry in this branch */
-static void *__load_pointer(const struct sk_buff *skb, int k, unsigned int size)
+/* No hurry in this branch
+ *
+ * Exported for the bpf jit load helper.
+ */
+void *bpf_internal_load_pointer_neg_helper(const struct sk_buff *skb, int k, unsigned int size)
 {
        u8 *ptr = NULL;
 
@@ -59,7 +62,7 @@ static inline void *load_pointer(const struct sk_buff *skb, int k,
 {
        if (k >= 0)
                return skb_header_pointer(skb, k, size, buffer);
-       return __load_pointer(skb, k, size);
+       return bpf_internal_load_pointer_neg_helper(skb, k, size);
 }
 
 /**