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authorAndrii Nakryiko <andrii@kernel.org>2021-01-11 23:55:15 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-03-04 10:26:13 +0100
commitc616257c9db49ebda9d31365f6e98848d6bf17a9 (patch)
tree41679447f5bb972b82ce890a1a4c6ac3a0de9749 /include/linux/filter.h
parentfa3fc79c78341a40ccf79355d43e2df57336f99a (diff)
bpf: Avoid warning when re-casting __bpf_call_base into __bpf_call_base_args
[ Upstream commit 6943c2b05bf09fd5c5729f7d7d803bf3f126cb9a ] BPF interpreter uses extra input argument, so re-casts __bpf_call_base into __bpf_call_base_args. Avoid compiler warning about incompatible function prototypes by casting to void * first. Fixes: 1ea47e01ad6e ("bpf: add support for bpf_call to interpreter") Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Yonghong Song <yhs@fb.com> Link: https://lore.kernel.org/bpf/20210112075520.4103414-3-andrii@kernel.org Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include/linux/filter.h')
-rw-r--r--include/linux/filter.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/filter.h b/include/linux/filter.h
index 79830bc9e45c..c53e2fe3c8f7 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -846,7 +846,7 @@ void sk_filter_uncharge(struct sock *sk, struct sk_filter *fp);
u64 __bpf_call_base(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5);
#define __bpf_call_base_args \
((u64 (*)(u64, u64, u64, u64, u64, const struct bpf_insn *)) \
- __bpf_call_base)
+ (void *)__bpf_call_base)
struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog);
void bpf_jit_compile(struct bpf_prog *prog);