Commit 087d757f authored by Andrii Nakryiko's avatar Andrii Nakryiko Committed by Martin KaFai Lau
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libbpf: fix ring_buffer__consume_n() return result logic 



Add INT_MAX check to ring_buffer__consume_n(). We do the similar check
to handle int return result of all these ring buffer APIs in other APIs
and ring_buffer__consume_n() is missing one. This patch fixes this
omission.

Signed-off-by: default avatarAndrii Nakryiko <andrii@kernel.org>
Acked-by: default avatarKumar Kartikeya Dwivedi <memxor@gmail.com>
Link: https://lore.kernel.org/r/20240430201952.888293-2-andrii@kernel.org


Signed-off-by: default avatarMartin KaFai Lau <martin.lau@kernel.org>
parent 00f0e08f

tools/lib/bpf/ringbuf.c

+1 −1
Original line number Diff line number Diff line
@@ -301,7 +301,7 @@ int ring_buffer__consume_n(struct ring_buffer *rb, size_t n) 
		if (n == 0)

			break;

	}

	return res;

	return res > INT_MAX ? INT_MAX : res;

}



/* Consume available ring buffer(s) data without event polling.