[PATCH 1/5] dbghelp: Fix potential crash for old debug formats.

[Eric Pouech]

From: Eric Pouech

Signed-off-by: Eric Pouech 
---
 dlls/dbghelp/msc.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/dlls/dbghelp/msc.c b/dlls/dbghelp/msc.c
index 22ec5230f7a..a383afbe90c 100644
--- a/dlls/dbghelp/msc.c
+++ b/dlls/dbghelp/msc.c
@@ -4440,8 +4440,9 @@ static BOOL codeview_process_info(const struct process *pcs,
     if (ret)
     {
         msc_dbg->module->module.CVSig = *signature;
-        memcpy(msc_dbg->module->module.CVData, msc_dbg->root,
-               sizeof(msc_dbg->module->module.CVData));
+        if (*signature == CODEVIEW_RSDS_SIG)
+            memcpy(msc_dbg->module->module.CVData, msc_dbg->root,
+                   sizeof(msc_dbg->module->module.CVData));
     }
     return ret;
 }