diff --git a/cmd/fs-v1.go b/cmd/fs-v1.go
index 43fa39477..e24af39c5 100644
--- a/cmd/fs-v1.go
+++ b/cmd/fs-v1.go
@@ -450,6 +450,11 @@ func (fs *FSObjects) CopyObject(ctx context.Context, srcBucket, srcObject, dstBu
 		// Return the new object info.
 		return fsMeta.ToObjectInfo(srcBucket, srcObject, fi), nil
 	}
+
+	if err := checkPutObjectArgs(ctx, dstBucket, dstObject, fs, srcInfo.PutObjReader.Size()); err != nil {
+		return ObjectInfo{}, err
+	}
+
 	objInfo, err := fs.putObject(ctx, dstBucket, dstObject, srcInfo.PutObjReader, ObjectOptions{ServerSideEncryption: dstOpts.ServerSideEncryption, UserDefined: srcInfo.UserDefined})
 	if err != nil {
 		return oi, toObjectErr(err, dstBucket, dstObject)
@@ -813,6 +818,7 @@ func (fs *FSObjects) PutObject(ctx context.Context, bucket string, object string
 		return objInfo, err
 	}
 	defer objectLock.Unlock()
+
 	return fs.putObject(ctx, bucket, object, r, opts)
 }
 
@@ -854,10 +860,6 @@ func (fs *FSObjects) putObject(ctx context.Context, bucket string, object string
 		return fsMeta.ToObjectInfo(bucket, object, fi), nil
 	}
 
-	if err = checkPutObjectArgs(ctx, bucket, object, fs, data.Size()); err != nil {
-		return ObjectInfo{}, err
-	}
-
 	// Check if an object is present as one of the parent dir.
 	if fs.parentDirIsObject(ctx, bucket, path.Dir(object)) {
 		return ObjectInfo{}, toObjectErr(errFileParentIsFile, bucket, object)
diff --git a/cmd/xl-v1-object.go b/cmd/xl-v1-object.go
index fad672143..1979c57d1 100644
--- a/cmd/xl-v1-object.go
+++ b/cmd/xl-v1-object.go
@@ -116,7 +116,7 @@ func (xl xlObjects) CopyObject(ctx context.Context, srcBucket, srcObject, dstBuc
 	}
 
 	putOpts := ObjectOptions{ServerSideEncryption: dstOpts.ServerSideEncryption, UserDefined: srcInfo.UserDefined}
-	return xl.putObject(ctx, dstBucket, dstObject, srcInfo.PutObjReader, putOpts)
+	return xl.PutObject(ctx, dstBucket, dstObject, srcInfo.PutObjReader, putOpts)
 }
 
 // GetObjectNInfo - returns object info and an object
@@ -510,6 +510,7 @@ func (xl xlObjects) PutObject(ctx context.Context, bucket string, object string,
 		return objInfo, err
 	}
 	defer objectLock.Unlock()
+
 	return xl.putObject(ctx, bucket, object, data, opts)
 }
 
@@ -560,11 +561,6 @@ func (xl xlObjects) putObject(ctx context.Context, bucket string, object string,
 		return dirObjectInfo(bucket, object, data.Size(), opts.UserDefined), nil
 	}
 
-	// Validate put object input args.
-	if err = checkPutObjectArgs(ctx, bucket, object, xl, data.Size()); err != nil {
-		return ObjectInfo{}, err
-	}
-
 	// Validate input data size and it can never be less than zero.
 	if data.Size() < -1 {
 		logger.LogIf(ctx, errInvalidArgument)