Merge tag 'v6.14-rc3-smb3-client-fix-part2' of git://git.samba.org/sfrench/cifs-2.6

Pull smb client fix from Steve French:

- Fix potential null pointer dereference

* tag 'v6.14-rc3-smb3-client-fix-part2' of git://git.samba.org/sfrench/cifs-2.6:
smb: client: Add check for next_buffer in receive_encrypted_standard()

fs/smb/client/smb2ops.c

···
 			next_buffer = (char *)cifs_buf_get();
 		else
 			next_buffer = (char *)cifs_small_buf_get();
+		if (!next_buffer) {
+			cifs_server_dbg(VFS, "No memory for (large) SMB response\n");
+			return -1;
+		}
 		memcpy(next_buffer, buf + next_cmd, pdu_length - next_cmd);
 	}