Pierre Schweitzer : msi: Don' t consider read-only drives when enumerating volumes.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 0dd0d879a1c487dcefedd44762d4ea0fcebd98fe
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=0dd0d879a1c487dcefedd44762d4ea0fcebd98fe

Author: Pierre Schweitzer <pierre at reactos.org>
Date:   Sat Nov  3 18:33:16 2018 +0100

msi: Don't consider read-only drives when enumerating volumes.

Signed-off-by: Pierre Schweitzer <pierre at reactos.org>
Signed-off-by: Hans Leidekker <hans at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/msi/dialog.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/dlls/msi/dialog.c b/dlls/msi/dialog.c
index a3797c2..b6de1f5 100644
--- a/dlls/msi/dialog.c
+++ b/dlls/msi/dialog.c
@@ -3289,7 +3289,7 @@ static void msi_dialog_vcl_add_drives( msi_dialog *dialog, msi_control *control
     WCHAR cost_text[MAX_PATH];
     LPWSTR drives, ptr;
     LVITEMW lvitem;
-    DWORD size;
+    DWORD size, flags;
     int i = 0;
 
     cost = msi_vcl_get_cost(dialog);
@@ -3306,6 +3306,13 @@ static void msi_dialog_vcl_add_drives( msi_dialog *dialog, msi_control *control
     ptr = drives;
     while (*ptr)
     {
+        if (GetVolumeInformationW(ptr, NULL, 0, NULL, 0, &flags, NULL, 0) &&
+            flags & FILE_READ_ONLY_VOLUME)
+        {
+            ptr += lstrlenW(ptr) + 1;
+            continue;
+        }
+
         lvitem.mask = LVIF_TEXT;
         lvitem.iItem = i;
         lvitem.iSubItem = 0;