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Fixed issue with NULL pointer access on header var.

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Variable "header" in function is set conditionally, but was accessed without
verifying if pointer was NULL.

opcodes/ChangeLog:

    Cupertino Miranda  <cmiranda@synopsys.com>
	* opcodes/arc-dis.c (print_insn_arc): Changed.
This commit is contained in:
Cupertino Miranda 2016-08-26 22:15:23 +02:00
parent 5af962df4d
commit 7763838e99
2 changed files with 8 additions and 1 deletions
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4
opcodes/ChangeLog
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@ -1,3 +1,7 @@
2016-08-30 Cupertino Miranda <cmiranda@synopsys.com>
* opcodes/arc-dis.c (print_insn_arc): Changed.
2016-08-26 Jose E. Marchesi <jose.marchesi@oracle.com>
* sparc-opc.c (sparc_opcodes): Fix typo in opcode, camellia_fi ->

5
opcodes/arc-dis.c
View File

@ -938,7 +938,10 @@ print_insn_arc (bfd_vma memaddr,
case bfd_mach_arc_arcv2:
default:
isa_mask = ARC_OPCODE_ARCv2EM;
if ((header->e_flags & EF_ARC_MACH_MSK) == EF_ARC_CPU_ARCV2HS)
/* TODO: Perhaps remove defitinion of header since it is only used at
this location. */
if (header != NULL
&& (header->e_flags & EF_ARC_MACH_MSK) == EF_ARC_CPU_ARCV2HS)
{
isa_mask = ARC_OPCODE_ARCv2HS;
/* FPU instructions are not extensions for HS. */