From: Michael Walle <michael@walle.cc>
Date: Mon, 16 Jul 2012 17:05:59 +0000 (+0200)
Subject: lm32-dis: fix NULL pointer dereference
X-Git-Tag: v1.5.0-rc0~441^2~10
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=ab2b9f174db088633922eaa82c2bcffd84e6bb94;p=qemu.git

lm32-dis: fix NULL pointer dereference

Signed-off-by: Michael Walle <michael@walle.cc>
---

diff --git a/disas/lm32.c b/disas/lm32.c
index a8eefe05b..1718c86e1 100644
--- a/disas/lm32.c
+++ b/disas/lm32.c
@@ -303,11 +303,11 @@ int print_insn_lm32(bfd_vma memaddr, struct disassemble_info *info)
                 }
                 case 'c': {
                     uint8_t csr;
-                    const char *csr_name;
+                    const Lm32CsrInfo *info;
                     csr = (op >> 21) & 0x1f;
-                    csr_name = find_csr_info(csr)->name;
-                    if (csr_name) {
-                        fprintf_fn(stream, "%s", csr_name);
+                    info = find_csr_info(csr);
+                    if (info) {
+                        fprintf_fn(stream, "%s", info->name);
                     } else {
                         fprintf_fn(stream, "0x%x", csr);
                     }