diff options
| author | Andrii Nakryiko <andriin@fb.com> | 2019-10-11 10:20:53 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-09-03 10:08:16 +0200 |
| commit | 38adbf21f37e2de03569c8bf5af294a5c8c9d233 (patch) | |
| tree | cf89b4228b0c0e5e3d0468b599841c553d4d58cf /kernel/bpf | |
| parent | 812ee47ad76ec881ebde1e1764a0711e4b50db2e (diff) | |
bpf: Fix cast to pointer from integer of different size warning
commit 2dedd7d2165565bafa89718eaadfc5d1a7865f66 upstream.
Fix "warning: cast to pointer from integer of different size" when
casting u64 addr to void *.
Fixes: a23740ec43ba ("bpf: Track contents of read-only maps as scalars")
Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Martin KaFai Lau <kafai@fb.com>
Link: https://lore.kernel.org/bpf/20191011172053.2980619-1-andriin@fb.com
Cc: Rafael David Tinoco <rafaeldtinoco@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/bpf')
| -rw-r--r-- | kernel/bpf/verifier.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index c1461824a8c0..4deaf15b7618 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -2792,7 +2792,7 @@ static int bpf_map_direct_read(struct bpf_map *map, int off, int size, u64 *val) err = map->ops->map_direct_value_addr(map, &addr, off); if (err) return err; - ptr = (void *)addr + off; + ptr = (void *)(long)addr + off; switch (size) { case sizeof(u8): |