bpf: don't bother with getname/kern_path - use user_path_at

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kernel/bpf/inode.c misuses kern_path...() - it's much simpler (and
more efficient, on top of that) to use user_path...() counterparts
rather than bothering with doing getname() manually.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20200120232858.GF8904@ZenIV.linux.org.uk

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Al Viro 2020-01-20 23:28:58 +00:00 • committed by Daniel Borkmann

parent d49d0661b9

commit b87121dd3f

1 changed files with 13 additions and 30 deletions

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kernel/bpf/inode.c

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