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PR25840, Null pointer dereference in objdump

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PR 25840
	* debug.c (debug_class_type_samep): Don't segfault on NULL type.
This commit is contained in:
Alan Modra
2020-04-17 10:38:16 +09:30
parent ffb60ef355
commit ca3f923f82
2 changed files with 7 additions and 0 deletions
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5
binutils/ChangeLog
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@ -1,3 +1,8 @@
2020-04-17 Alan Modra <amodra@gmail.com>
PR 25840
* debug.c (debug_class_type_samep): Don't segfault on NULL type.
2020-04-16 Alan Modra <amodra@gmail.com>
* doc/binutils.texi: Mention --no-show-raw-insn in objdump

2
binutils/debug.c
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@ -3277,6 +3277,8 @@ debug_class_type_samep (struct debug_handle *info, struct debug_type_s *t1,
names, since that sometimes fails in the presence of
typedefs and we really don't care. */
if (strcmp (f1->name, f2->name) != 0
|| f1->type == NULL
|| f2->type == NULL
|| ! debug_type_samep (info,
debug_get_real_type ((void *) info,
f1->type, NULL),