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libbpf: Fix potential multiplication overflow
authorAndrii Nakryiko <andriin@fb.com>
Fri, 4 Sep 2020 04:16:11 +0000 (21:16 -0700)
committerDaniel Borkmann <daniel@iogearbox.net>
Fri, 4 Sep 2020 12:35:12 +0000 (14:35 +0200)
commit8eb629585d2231e90112148009e2a11b0979ca38
tree94ba49d2e25651fd880da37ce6e3252c3bd294fatree
parent17e54b096e6a8dc92b92c59c2e3437550383b27acommit | diff
libbpf: Fix potential multiplication overflow

Detected by LGTM static analyze in Github repo, fix potential multiplication
overflow before result is casted to size_t.

Fixes: 8505e8709b5e ("libbpf: Implement generalized .BTF.ext func/line info adjustment")
Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20200904041611.1695163-2-andriin@fb.com
tools/lib/bpf/libbpf.c diff | blob | blame | history
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