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bpf: Shut up kern_sys_bpf warning.

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Shut up this warning:
kernel/bpf/syscall.c:5089:5: warning: no previous prototype for function 'kern_sys_bpf' [-Wmissing-prototypes]
int kern_sys_bpf(int cmd, union bpf_attr *attr, unsigned int size)

Reported-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Alexei Starovoitov 2022-08-10 23:52:28 -07:00
parent 94ce3b64c6
commit 4e4588f1c4
1 changed files with 8 additions and 0 deletions
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8
kernel/bpf/syscall.c
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@ -5086,6 +5086,14 @@ BPF_CALL_3(bpf_sys_bpf, int, cmd, union bpf_attr *, attr, u32, attr_size)
return __sys_bpf(cmd, KERNEL_BPFPTR(attr), attr_size);
}
/* To shut up -Wmissing-prototypes.
* This function is used by the kernel light skeleton
* to load bpf programs when modules are loaded or during kernel boot.
* See tools/lib/bpf/skel_internal.h
*/
int kern_sys_bpf(int cmd, union bpf_attr *attr, unsigned int size);
int kern_sys_bpf(int cmd, union bpf_attr *attr, unsigned int size)
{
struct bpf_prog * __maybe_unused prog;