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Prevent a run time segmentation fault when stripping a corrupt binary.

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PR 20096
	* objcopy.c (copy_relocations_in_section): Also check for the
	symbol pointed to by sym_ptr_ptr being NULL.
This commit is contained in:
Nick Clifton 2016-05-18 15:21:16 +01:00
parent 9e8f9b05ad
commit f507bebf45
2 changed files with 9 additions and 1 deletions
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6
binutils/ChangeLog
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@ -1,3 +1,9 @@
2016-05-18 Nick Clifton <nickc@redhat.com>
PR 20096
* objcopy.c (copy_relocations_in_section): Also check for the
symbol pointed to by sym_ptr_ptr being NULL.
2016-05-18 Maciej W. Rozycki <macro@imgtec.com> 2016-05-18 Maciej W. Rozycki <macro@imgtec.com>
* testsuite/binutils-all/mips/mixed-mips16-micromips.d: New test. * testsuite/binutils-all/mips/mixed-mips16-micromips.d: New test.

4
binutils/objcopy.c
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@ -3250,7 +3250,9 @@ copy_relocations_in_section (bfd *ibfd, sec_ptr isection, void *obfdarg)
for (i = 0; i < relcount; i++) for (i = 0; i < relcount; i++)
{ {
/* PR 17512: file: 9e907e0c. */ /* PR 17512: file: 9e907e0c. */
if (relpp[i]->sym_ptr_ptr) if (relpp[i]->sym_ptr_ptr
/* PR 20096 */
&& * relpp[i]->sym_ptr_ptr)
if (is_specified_symbol (bfd_asymbol_name (*relpp[i]->sym_ptr_ptr), if (is_specified_symbol (bfd_asymbol_name (*relpp[i]->sym_ptr_ptr),
keep_specific_htab)) keep_specific_htab))
temp_relpp [temp_relcount++] = relpp [i]; temp_relpp [temp_relcount++] = relpp [i];