Sven Baars : ntdll: Fix some memory leaks (Valgrind).

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 2d218c924dec978f3ac41e5ab771d944f3c63491
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=2d218c924dec978f3ac41e5ab771d944f3c63491

Author: Sven Baars <sbaars at codeweavers.com>
Date:   Sun May  2 16:36:19 2021 +0200

ntdll: Fix some memory leaks (Valgrind).

Signed-off-by: Sven Baars <sbaars at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/ntdll/unix/env.c  | 2 +-
 dlls/ntdll/unix/file.c | 7 ++++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/dlls/ntdll/unix/env.c b/dlls/ntdll/unix/env.c
index fc5c462e04f..3ac1ed9ab63 100644
--- a/dlls/ntdll/unix/env.c
+++ b/dlls/ntdll/unix/env.c
@@ -912,7 +912,7 @@ static void rebuild_argv(void)
  */
 static void prepend_argv( const char **args, int count )
 {
-    char **new_argv = malloc( (main_argc + count) * sizeof(*new_argv) );
+    char **new_argv;
     char *p, *end;
     BOOL write_strings = FALSE;
     int i, total = 0, new_argc = main_argc + count - 1;
diff --git a/dlls/ntdll/unix/file.c b/dlls/ntdll/unix/file.c
index 2f18325fb90..c033bb06fa3 100644
--- a/dlls/ntdll/unix/file.c
+++ b/dlls/ntdll/unix/file.c
@@ -3298,7 +3298,12 @@ static NTSTATUS nt_to_unix_file_name_no_root( const UNICODE_STRING *nameW, char
 
     /* check if prefix exists (except for DOS drives to avoid extra stat calls) */
 
-    if (wcschr( prefix, '/' )) return STATUS_OBJECT_PATH_NOT_FOUND;
+    if (wcschr( prefix, '/' ))
+    {
+        free( unix_name );
+        return STATUS_OBJECT_PATH_NOT_FOUND;
+    }
+
     if (prefix_len != 2 || prefix[1] != ':')
     {
         unix_name[pos] = 0;