* asan: null dereference in coff_count_linenumbers
@ 2022-06-04 11:27 Alan Modra
0 siblings, 0 replies; only message in thread
From: Alan Modra @ 2022-06-04 11:27 UTC (permalink / raw)
To: binutils
* coffgen.c (coff_count_linenumbers): Don't segfault when asymbol
the_bfd is NULL.
diff --git a/bfd/coffgen.c b/bfd/coffgen.c
index c693cfc00cb..07b3fb446aa 100644
--- a/bfd/coffgen.c
+++ b/bfd/coffgen.c
@@ -595,7 +595,8 @@ coff_count_linenumbers (bfd *abfd)
{
asymbol *q_maybe = *p;
- if (bfd_family_coff (bfd_asymbol_bfd (q_maybe)))
+ if (bfd_asymbol_bfd (q_maybe) != NULL
+ && bfd_family_coff (bfd_asymbol_bfd (q_maybe)))
{
coff_symbol_type *q = coffsymbol (q_maybe);
--
Alan Modra
Australia Development Lab, IBM
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2022-06-04 11:27 asan: null dereference in coff_count_linenumbers Alan Modra
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