bpf: Use kvmalloc for map keys in syscalls

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Same as previous patch but for the keys. memdup_bpfptr is renamed
to kvmemdup_bpfptr (and converted to kvmalloc).

Signed-off-by: Stanislav Fomichev <sdf@google.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Song Liu <songliubraving@fb.com>
Link: https://lore.kernel.org/bpf/20210818235216.1159202-2-sdf@google.com

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Stanislav Fomichev 2021-08-18 16:52:16 -07:00 • committed by Daniel Borkmann

parent f0dce1d9b7

commit 44779a4b85

2 changed files with 27 additions and 19 deletions

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12

include/linux/bpfptr.h

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34

kernel/bpf/syscall.c

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