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Backport upsream commit to fix CVE-2017-8392
CVE: CVE-2017-8392
[BZ 21409] -- https://sourceware.org/bugzilla/show_bug.cgi?id=21409
PR 21409, segfault in _bfd_dwarf2_find_nearest_line
PR 21409
* dwarf2.c (_bfd_dwarf2_find_nearest_line): Don't segfault when
no symbols.
(From OE-Core rev: dff01b827c87ae135a1d5511b1efbdad01c0eaee)
(From OE-Core rev: c5a5017ce710108c61dba0e0af72bb72a9419701)
Signed-off-by: Fan Xin <fan.xin@jp.fujitsu.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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