From: Jeremy Allison <jra@samba.org>
Date: Wed, 2 May 2018 23:47:22 +0000 (-0700)
Subject: s3: VFS: ceph: Replace the lseek/write ftruncate extend with pwrite.
X-Git-Tag: ldb-1.4.0~407
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=532ff3a5b958;p=thirdparty%2Fsamba.git

s3: VFS: ceph: Replace the lseek/write ftruncate extend with pwrite.

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
---

diff --git a/source3/modules/vfs_ceph.c b/source3/modules/vfs_ceph.c
index 2f50aa67c57..cfb887d4e3c 100644
--- a/source3/modules/vfs_ceph.c
+++ b/source3/modules/vfs_ceph.c
@@ -1113,15 +1113,10 @@ static int cephwrap_ftruncate(struct vfs_handle_struct *handle, files_struct *fs
 		goto done;
 	}
 
-	if (SMB_VFS_LSEEK(fsp, len-1, SEEK_SET) != len -1)
-		goto done;
-
-	if (SMB_VFS_WRITE(fsp, &c, 1)!=1)
+	if (SMB_VFS_PWRITE(fsp, &c, 1, len-1)!=1) {
 		goto done;
+	}
 
-	/* Seek to where we were */
-	if (SMB_VFS_LSEEK(fsp, currpos, SEEK_SET) != currpos)
-		goto done;
 	result = 0;
 
   done: