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* dbxread.c (set_namestring): Remove cast to unsigned. Check N_STRX

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overflow.
This commit is contained in:
Jan Kratochvil
2009-11-17 20:48:31 +00:00
parent a231ddc0b3
commit 5409dacfb9
2 changed files with 8 additions and 2 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2009-11-17 Jan Kratochvil <jan.kratochvil@redhat.com>
* dbxread.c (set_namestring): Remove cast to unsigned. Check N_STRX
overflow.
2009-11-17 Nathan Sidwell <nathan@codesourcery.com> 2009-11-17 Nathan Sidwell <nathan@codesourcery.com>
* features/m68k-core.xml: New file. * features/m68k-core.xml: New file.

5
gdb/dbxread.c
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@ -965,8 +965,9 @@ set_namestring (struct objfile *objfile, const struct internal_nlist *nlist)
{ {
char *namestring; char *namestring;
if (((unsigned) nlist->n_strx + file_string_table_offset) if (nlist->n_strx + file_string_table_offset
>= DBX_STRINGTAB_SIZE (objfile)) >= DBX_STRINGTAB_SIZE (objfile)
|| nlist->n_strx + file_string_table_offset < nlist->n_strx)
{ {
complaint (&symfile_complaints, _("bad string table offset in symbol %d"), complaint (&symfile_complaints, _("bad string table offset in symbol %d"),
symnum); symnum);