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| /openbmc/linux/tools/bpf/bpftool/ |
| H A D | prog.c | diff 6bc209dbacc5b083456d3b3454766faf1e219d41 Thu Nov 21 02:34:13 CST 2024 Amir Mohammadi <amirmohammadi1999.am@gmail.com> bpftool: fix potential NULL pointer dereferencing in prog_dump()
[ Upstream commit ef3ba8c258ee368a5343fa9329df85b4bcb9e8b5 ]
A NULL pointer dereference could occur if ksyms
is not properly checked before usage in the prog_dump() function.
Fixes: b053b439b72a ("bpf: libbpf: bpftool: Print bpf_line_info during prog dump")
Signed-off-by: Amir Mohammadi <amiremohamadi@yahoo.com>
Reviewed-by: Quentin Monnet <qmo@kernel.org>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Link: https://lore.kernel.org/r/20241121083413.7214-1-amiremohamadi@yahoo.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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