[PATCH v3 1/1] odbccp32: write_registry_values only append slash if required

[Alistair Leslie-Hughes]

From: Alistair Leslie-Hughes

---
 dlls/odbccp32/odbccp32.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dlls/odbccp32/odbccp32.c b/dlls/odbccp32/odbccp32.c
index b233f7bfd03..3d07550486b 100644
--- a/dlls/odbccp32/odbccp32.c
+++ b/dlls/odbccp32/odbccp32.c
@@ -1045,6 +1045,7 @@ static void write_registry_values(const WCHAR *regkey, const WCHAR *driver, cons
                     {
                         if(GetFileAttributesW(divider) == INVALID_FILE_ATTRIBUTES)
                         {
+                            int pathlen = lstrlenW(path);
                             len = lstrlenW(path) + lstrlenW(L"\") + lstrlenW(divider) + 1;
                             value = malloc(len * sizeof(WCHAR));
                             if(!value)
@@ -1055,7 +1056,8 @@ static void write_registry_values(const WCHAR *regkey, const WCHAR *driver, cons
                             }

lstrcpyW(value, path);
-                            lstrcatW(value, L"\");
+                            if (pathlen && path[pathlen - 1] != '\')
+                                lstrcatW(value, L"\");
                         }
                         else
                         {