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| author | Peter Maydell | 2017-03-03 16:50:29 +0100 |
|---|---|---|
| committer | Peter Maydell | 2017-03-07 15:33:51 +0100 |
| commit | 3f168b5d353fa68baab55ea0c6ba791f0df027dc (patch) | |
| tree | 3aacbb365856de56b9ca8e7a3bed05fadd5d6072 | |
| parent | disas/hppa: Remove dead code (diff) | |
| download | qemu-3f168b5d353fa68baab55ea0c6ba791f0df027dc.tar.gz qemu-3f168b5d353fa68baab55ea0c6ba791f0df027dc.tar.xz qemu-3f168b5d353fa68baab55ea0c6ba791f0df027dc.zip | |
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 <peter.maydell@linaro.org>
Message-id: 1488556233-31246-3-git-send-email-peter.maydell@linaro.org
| -rw-r--r-- | disas/i386.c | 2 |
1 files changed, 1 insertions, 1 deletions
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) { |