bpf: Fix definition of bpf_ringbuf_output() helper in UAPI comments

Fix definition of bpf_ringbuf_output() in UAPI header comments, which is used to generate libbpf's bpf_helper_defs.h header. Return value is a number (error code), not a pointer.

Andrii Nakryiko committed 6 years ago

Commit b0659d81 parent c92cbae2 files · +2 −2Browse files

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include/uapi/linux/bpf.h+1−1

@@ -3168,7 +3168,7 @@ union bpf_attr { · 3167 unmodified lines
3168	3168	* Return
3169	3169	* The id is returned or 0 in case the id could not be retrieved.
3170	3170	*
3171		− * void bpf_ringbuf_output(void ringbuf, void *data, u64 size, u64 flags)
	3171	+ * int bpf_ringbuf_output(void ringbuf, void data, u64 size, u64 flags)
3172	3172	* Description
3173	3173	* Copy size bytes from data into a ring buffer ringbuf.
3174	3174	* If BPF_RB_NO_WAKEUP is specified in flags, no notification of