Commit 4ee11356 authored Nov 06, 2019 by Andrii Nakryiko Committed by Daniel Borkmann Nov 07, 2019

libbpf: Fix potential overflow issue



Fix a potential overflow issue found by LGTM analysis, based on Github libbpf
source code.

Fixes: 3d650141 ("bpf: libbpf: Add btf_line_info support to libbpf")
Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20191107020855.3834758-3-andriin@fb.com

parent 3dc5e059

tools/lib/bpf/bpf.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -189,7 +189,7 @@ static void *
		alloc_zero_tailing_info(const void *orecord, __u32 cnt,
		__u32 actual_rec_size, __u32 expected_rec_size)
		{
		__u64 info_len = actual_rec_size * cnt;
		__u64 info_len = (__u64)actual_rec_size * cnt;
		void info, nrecord;
		int i;

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