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libbpf: Fix usage of u32 in userspace code

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u32 is not defined for libbpf when compiled outside of kernel sources (e.g.,
in Github projection). Use __u32 instead.

Fixes: b8c54ea455dc ("libbpf: Add support to attach to fentry/fexit tracing progs")
Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20191125212948.1163343-1-andriin@fb.com
This commit is contained in:
Andrii Nakryiko 2019-11-25 13:29:48 -08:00 committed by Andrii Nakryiko
parent 354dd9844e
commit b7bdc604ef
1 changed files with 1 additions and 1 deletions
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src/libbpf.c
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@ -5128,7 +5128,7 @@ int libbpf_find_vmlinux_btf_id(const char *name,
char *dst = raw_tp_btf + sizeof(BTF_PREFIX) - 1;
const char *btf_name;
int err = -EINVAL;
u32 kind;
__u32 kind;
if (IS_ERR(btf)) {
pr_warn("vmlinux BTF is not found\n");