From 3f168b5d353fa68baab55ea0c6ba791f0df027dc Mon Sep 17 00:00:00 2001 From: Peter Maydell Date: Fri, 3 Mar 2017 15:50:29 +0000 Subject: disas/i386: Avoid NULL pointer dereference in error case In a code path where we hit an internal disassembler error, execution would subsequently attempt to dereference a NULL pointer. This should never happen, but avoid the crash. Signed-off-by: Peter Maydell Message-id: 1488556233-31246-3-git-send-email-peter.maydell@linaro.org --- disas/i386.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'disas') diff --git a/disas/i386.c b/disas/i386.c index 07f871fd64..f1e376ca4a 100644 --- a/disas/i386.c +++ b/disas/i386.c @@ -4043,7 +4043,7 @@ print_insn (bfd_vma pc, disassemble_info *info) } } - if (putop (dp->name, sizeflag) == 0) + if (dp->name != NULL && putop (dp->name, sizeflag) == 0) { for (i = 0; i < MAX_OPERANDS; ++i) { -- cgit v1.2.3-70-g09d2