[newlib-cygwin/main] Cygwin: fallocate(2): drop useless zeroing pointer

[Corinna Vinschen <corinna@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=c0d2f3874207e870ffb8a181b0a49637d77e5fdc

commit c0d2f3874207e870ffb8a181b0a49637d77e5fdc
Author:     Corinna Vinschen <corinna@vinschen.de>
AuthorDate: Sat Dec 2 14:38:28 2023 +0100
Commit:     Corinna Vinschen <corinna@vinschen.de>
CommitDate: Mon Dec 4 10:20:55 2023 +0100

    Cygwin: fallocate(2): drop useless zeroing pointer
    
    The out pointer is only used if data_chunk_count is > 0,
    so there's no reason to set it to NULL in the error case.
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/cygwin/fhandler/disk_file.cc | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/winsup/cygwin/fhandler/disk_file.cc b/winsup/cygwin/fhandler/disk_file.cc
index ce15e41a4e77..d08fe9160d35 100644
--- a/winsup/cygwin/fhandler/disk_file.cc
+++ b/winsup/cygwin/fhandler/disk_file.cc
@@ -1319,9 +1319,7 @@ fhandler_disk_file::falloc_zero_range (int mode, off_t offset, off_t length)
       status = NtFsControlFile (get_handle (), NULL, NULL, NULL,
 				&io, FSCTL_QUERY_ALLOCATED_RANGES,
 				&inp, sizeof inp, out, 2 * NT_MAX_PATH);
-      if (NT_ERROR (status))
-	out = NULL;
-      else
+      if (!NT_ERROR (status))
 	data_chunk_count = io.Information / sizeof *out;
     }