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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: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Link: https://lore.kernel.org/r/20240430201952.888293-2-andrii@kernel.org
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
This commit is contained in:
Andrii Nakryiko 2024-04-30 13:19:52 -07:00 committed by Martin KaFai Lau
parent 00f0e08f23
commit 087d757fb4
1 changed files with 1 additions and 1 deletions
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2
tools/lib/bpf/ringbuf.c
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@ -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.