Fix if condition filtering empty ELF sections to prevent NULL
dereference.
Fixes: 47ea7417b074 ("libbpf: Skip empty sections in bpf_object__init_global_data_maps")
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Hao Luo <haoluo@google.com>
Link: https://lore.kernel.org/bpf/20220816001929.369487-2-andrii@kernel.org
sec_desc = &obj->efile.secs[sec_idx];
/* Skip recognized sections with size 0. */
- if (sec_desc->data && sec_desc->data->d_size == 0)
+ if (!sec_desc->data || sec_desc->data->d_size == 0)
continue;
switch (sec_desc->sec_type) {