NFS4: remove a redundant lock range check

flock64_to_posix_lock() is already doing this check

Signed-off-by: Benjamin Coddington <[email protected]>
Reviewed-by: Jeff Layton <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Signed-off-by: Trond Myklebust <[email protected]>

Author: bcodding-rh

fs/nfs/nfs4proc.c

@@ -6447,9 +6447,6 @@ nfs4_proc_lock(struct file *filp, int cmd, struct file_lock *request)
 	ctx = nfs_file_open_context(filp);
 	state = ctx->state;
 
-	if (request->fl_start < 0 || request->fl_end < 0)
-		return -EINVAL;
-
 	if (IS_GETLK(cmd)) {
 		if (state != NULL)
 			return nfs4_proc_getlk(state, F_GETLK, request);