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author | Eric Dumazet <eric.dumazet@gmail.com> | 2010-12-06 20:50:09 (GMT) |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2010-12-08 18:30:34 (GMT) |
commit | 62ab0812137ec4f9884dd7de346238841ac03283 (patch) | |
tree | da0807aee4597522b0ecabc51d2d9fc300895d98 /net/core/filter.c | |
parent | 38f49e8801565674c424896c3dcb4228410b43a8 (diff) | |
download | linux-62ab0812137ec4f9884dd7de346238841ac03283.tar.xz |
filter: constify sk_run_filter()
sk_run_filter() doesnt write on skb, change its prototype to reflect
this.
Fix two af_packet comments.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/filter.c')
-rw-r--r-- | net/core/filter.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/net/core/filter.c b/net/core/filter.c index ac4920a..25500f1 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -88,7 +88,7 @@ enum { }; /* No hurry in this branch */ -static void *__load_pointer(struct sk_buff *skb, int k) +static void *__load_pointer(const struct sk_buff *skb, int k) { u8 *ptr = NULL; @@ -102,7 +102,7 @@ static void *__load_pointer(struct sk_buff *skb, int k) return NULL; } -static inline void *load_pointer(struct sk_buff *skb, int k, +static inline void *load_pointer(const struct sk_buff *skb, int k, unsigned int size, void *buffer) { if (k >= 0) @@ -160,7 +160,8 @@ EXPORT_SYMBOL(sk_filter); * and last instruction guaranteed to be a RET, we dont need to check * flen. (We used to pass to this function the length of filter) */ -unsigned int sk_run_filter(struct sk_buff *skb, const struct sock_filter *fentry) +unsigned int sk_run_filter(const struct sk_buff *skb, + const struct sock_filter *fentry) { void *ptr; u32 A = 0; /* Accumulator */ |