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net: filter: rename sk_chk_filter() -> bpf_check_classic()

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trivial rename to indicate that this functions performs classic BPF checking

Signed-off-by: Alexei Starovoitov <ast@plumgrid.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexei Starovoitov 2014-07-30 20:34:14 -07:00 • committed by David S. Miller
commit 4df95ff488
5 changed files with 10 additions and 10 deletions
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2
kernel/bpf/core.c
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@ -18,7 +18,7 @@
* 2 of the License, or (at your option) any later version.
*
* Andi Kleen - Fix a few bad bugs and races.
* Kris Katterjohn - Added many additional checks in sk_chk_filter()
* Kris Katterjohn - Added many additional checks in bpf_check_classic()
*/
#include <linux/filter.h>
#include <linux/skbuff.h>

4
kernel/seccomp.c
View file

@ -87,7 +87,7 @@ static void populate_seccomp_data(struct seccomp_data *sd)
* @filter: filter to verify
* @flen: length of filter
*
* Takes a previously checked filter (by sk_chk_filter) and
* Takes a previously checked filter (by bpf_check_classic) and
* redirects all filter code that loads struct sk_buff data
* and related data through seccomp_bpf_load. It also
* enforces length and alignment checking of those loads.
@ -239,7 +239,7 @@ static long seccomp_attach_filter(struct sock_fprog *fprog)
goto free_prog;
/* Check and rewrite the fprog via the skb checker */
ret = sk_chk_filter(fp, fprog->len);
ret = bpf_check_classic(fp, fprog->len);
if (ret)
goto free_prog;