Zebediah Figura : ntdll: Avoid leaking "drive" on error paths from get_mountmgr_fs_info() (Valgrind).

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 19007cf31f42fc0c329e5a6f25e504e0a1fe21ef
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=19007cf31f42fc0c329e5a6f25e504e0a1fe21ef

Author: Zebediah Figura <z.figura12 at gmail.com>
Date:   Sat Jun  6 15:35:32 2020 -0500

ntdll: Avoid leaking "drive" on error paths from get_mountmgr_fs_info() (Valgrind).

Signed-off-by: Zebediah Figura <z.figura12 at gmail.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/ntdll/file.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/dlls/ntdll/file.c b/dlls/ntdll/file.c
index b5a48db176..1b70e47367 100644
--- a/dlls/ntdll/file.c
+++ b/dlls/ntdll/file.c
@@ -2328,7 +2328,10 @@ static struct mountmgr_unix_drive *get_mountmgr_fs_info( HANDLE handle, int fd )
     InitializeObjectAttributes( &attr, &string, 0, NULL, NULL );
     if (NtOpenFile( &mountmgr, GENERIC_READ | SYNCHRONIZE, &attr, &io,
                     FILE_SHARE_READ | FILE_SHARE_WRITE, FILE_SYNCHRONOUS_IO_NONALERT ))
+    {
+        RtlFreeHeap( GetProcessHeap(), 0, drive );
         return NULL;
+    }
 
     status = NtDeviceIoControlFile( mountmgr, NULL, NULL, NULL, &io, IOCTL_MOUNTMGR_QUERY_UNIX_DRIVE,
                                     drive, sizeof(*drive), drive, 1024 );