Commit 0c342bfc authored by Jiri Olsa's avatar Jiri Olsa Committed by Alexei Starovoitov
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selftests/bpf: Fix realloc size in bpf_get_addrs 



We will segfault once we call realloc in bpf_get_addrs due to
wrong size argument.

Fixes: 6302bdeb ("selftests/bpf: Add a kprobe_multi subtest to use addrs instead of syms")
Signed-off-by: default avatarJiri Olsa <jolsa@kernel.org>
Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent 4b2b38ea

tools/testing/selftests/bpf/trace_helpers.c

+1 −1
Original line number Diff line number Diff line
@@ -732,7 +732,7 @@ int bpf_get_addrs(unsigned long **addrsp, size_t *cntp, bool kernel) 


		if (cnt == max_cnt) {

			max_cnt += inc_cnt;

			tmp_addrs = realloc(addrs, max_cnt);

			tmp_addrs = realloc(addrs, max_cnt * sizeof(long));

			if (!tmp_addrs) {

				err = -ENOMEM;

				goto error;