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net: switch copy_bpf_fprog_from_user to sockptr_t

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Pass a sockptr_t to prepare for set_fs-less handling of the kernel
pointer from bpf-cgroup.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Christoph Hellwig
2020-07-23 08:08:47 +02:00
committed by David S. Miller
parent ba423fdaa5
commit b1ea9ff6af
4 changed files with 11 additions and 8 deletions
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3
include/linux/filter.h
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@ -20,6 +20,7 @@
#include <linux/kallsyms.h>
#include <linux/if_vlan.h>
#include <linux/vmalloc.h>
#include <linux/sockptr.h>
#include <crypto/sha.h>
#include <net/sch_generic.h>
@ -1276,7 +1277,7 @@ struct bpf_sockopt_kern {
s32 retval;
};
int copy_bpf_fprog_from_user(struct sock_fprog *dst, void __user *src, int len);
int copy_bpf_fprog_from_user(struct sock_fprog *dst, sockptr_t src, int len);
struct bpf_sk_lookup_kern {
u16 family;